Home / 74,730-156,384

Finding the Third Proportional to 74,730 and 156,384

Calculator

Solution

The third proportional to 74,730 and 156,384 is: 327,257.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,730 : 156,384 = 156,384 : x
  2. Step 2: Convert to fraction form
    74,730/156,384 = 156,384/x
  3. Step 3: Cross multiply
    74,730x = 156,384 × 156,384
  4. Step 4: Simplify right side
    74,730x = 24,455,955,456
  5. Step 5: Solve for x
    x = 24,455,955,456/74,730
  6. Step 6: Final answer
    x = 327,257.53

Related Problems

Find third proportional to 37,365 and 78,192
Half scale
Find third proportional to 149,460 and 312,768
Double scale
Find third proportional to 74,732 and 156,388
Similar ratio
Find third proportional to 112,095 and 234,576
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.