Home / 83,433.16-115,248.18-62,175.52

Finding the Fourth Proportional to 83,433.16, 115,248.18 and 62,175.52

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Solution

The fourth proportional to 83,433.16, 115,248.18 and 62,175.52 is: 85,884.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,433.16 : 115,248.18 = 62,175.52 : x
  2. Step 2: Convert to fraction form
    83,433.16/115,248.18 = 62,175.52/x
  3. Step 3: Cross multiply
    83,433.16x = 115,248.18 × 62,175.52
  4. Step 4: Simplify right side
    83,433.16x = 7,165,615,520.55
  5. Step 5: Solve for x
    x = 7,165,615,520.55/83,433.16
  6. Step 6: Final answer
    x = 85,884.50

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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.