Home / 113,613.96-156,788.34-62,627.70

Finding the Fourth Proportional to 113,613.96, 156,788.34 and 62,627.70

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Solution

The fourth proportional to 113,613.96, 156,788.34 and 62,627.70 is: 86,426.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,613.96 : 156,788.34 = 62,627.70 : x
  2. Step 2: Convert to fraction form
    113,613.96/156,788.34 = 62,627.70/x
  3. Step 3: Cross multiply
    113,613.96x = 156,788.34 × 62,627.70
  4. Step 4: Simplify right side
    113,613.96x = 9,819,293,121.02
  5. Step 5: Solve for x
    x = 9,819,293,121.02/113,613.96
  6. Step 6: Final answer
    x = 86,426.82

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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.