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Finding the Fourth Proportional to 224,726.08, 337,006.40 and 91,534

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Solution

The fourth proportional to 224,726.08, 337,006.40 and 91,534 is: 137,267.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,726.08 : 337,006.40 = 91,534 : x
  2. Step 2: Convert to fraction form
    224,726.08/337,006.40 = 91,534/x
  3. Step 3: Cross multiply
    224,726.08x = 337,006.40 × 91,534
  4. Step 4: Simplify right side
    224,726.08x = 30,847,543,817.60
  5. Step 5: Solve for x
    x = 30,847,543,817.60/224,726.08
  6. Step 6: Final answer
    x = 137,267.31

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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.