Home / 197,055.20-271,651.56-140,368.16

Finding the Fourth Proportional to 197,055.20, 271,651.56 and 140,368.16

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Solution

The fourth proportional to 197,055.20, 271,651.56 and 140,368.16 is: 193,505.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,055.20 : 271,651.56 = 140,368.16 : x
  2. Step 2: Convert to fraction form
    197,055.20/271,651.56 = 140,368.16/x
  3. Step 3: Cross multiply
    197,055.20x = 271,651.56 × 140,368.16
  4. Step 4: Simplify right side
    197,055.20x = 38,131,229,638.33
  5. Step 5: Solve for x
    x = 38,131,229,638.33/197,055.20
  6. Step 6: Final answer
    x = 193,505.32

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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.