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Finding the Fourth Proportional to 169,301.80, 253,773.64 and 62,617.20

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Solution

The fourth proportional to 169,301.80, 253,773.64 and 62,617.20 is: 93,859.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,301.80 : 253,773.64 = 62,617.20 : x
  2. Step 2: Convert to fraction form
    169,301.80/253,773.64 = 62,617.20/x
  3. Step 3: Cross multiply
    169,301.80x = 253,773.64 × 62,617.20
  4. Step 4: Simplify right side
    169,301.80x = 15,890,594,770.61
  5. Step 5: Solve for x
    x = 15,890,594,770.61/169,301.80
  6. Step 6: Final answer
    x = 93,859.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.