Home / 196,380-271,004.40-106,956

Finding the Fourth Proportional to 196,380, 271,004.40 and 106,956

Calculator

Solution

The fourth proportional to 196,380, 271,004.40 and 106,956 is: 147,599.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,380 : 271,004.40 = 106,956 : x
  2. Step 2: Convert to fraction form
    196,380/271,004.40 = 106,956/x
  3. Step 3: Cross multiply
    196,380x = 271,004.40 × 106,956
  4. Step 4: Simplify right side
    196,380x = 28,985,546,606.40
  5. Step 5: Solve for x
    x = 28,985,546,606.40/196,380
  6. Step 6: Final answer
    x = 147,599.28

Related Problems

Find fourth proportional to 98,190, 135,502.20 and 53,478
Half scale
Find fourth proportional to 392,760, 542,008.80 and 213,912
Double scale
Find fourth proportional to 196,381, 271,005.78 and 106,957
Similar ratio
Find fourth proportional to 294,570, 406,506.60 and 160,434
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.