Home / 94,132.13-129,903.24-51,691.57

Finding the Fourth Proportional to 94,132.13, 129,903.24 and 51,691.57

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Solution

The fourth proportional to 94,132.13, 129,903.24 and 51,691.57 is: 71,334.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,132.13 : 129,903.24 = 51,691.57 : x
  2. Step 2: Convert to fraction form
    94,132.13/129,903.24 = 51,691.57/x
  3. Step 3: Cross multiply
    94,132.13x = 129,903.24 × 51,691.57
  4. Step 4: Simplify right side
    94,132.13x = 6,714,902,292.77
  5. Step 5: Solve for x
    x = 6,714,902,292.77/94,132.13
  6. Step 6: Final answer
    x = 71,334.86

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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.