Home / 113,275.55-156,324.16-62,290.20

Finding the Fourth Proportional to 113,275.55, 156,324.16 and 62,290.20

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Solution

The fourth proportional to 113,275.55, 156,324.16 and 62,290.20 is: 85,962.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,275.55 : 156,324.16 = 62,290.20 : x
  2. Step 2: Convert to fraction form
    113,275.55/156,324.16 = 62,290.20/x
  3. Step 3: Cross multiply
    113,275.55x = 156,324.16 × 62,290.20
  4. Step 4: Simplify right side
    113,275.55x = 9,737,463,191.23
  5. Step 5: Solve for x
    x = 9,737,463,191.23/113,275.55
  6. Step 6: Final answer
    x = 85,962.62

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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.