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Finding the Fourth Proportional to 224,969.40, 337,672.80 and 136,395.90

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Solution

The fourth proportional to 224,969.40, 337,672.80 and 136,395.90 is: 204,726.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,969.40 : 337,672.80 = 136,395.90 : x
  2. Step 2: Convert to fraction form
    224,969.40/337,672.80 = 136,395.90/x
  3. Step 3: Cross multiply
    224,969.40x = 337,672.80 × 136,395.90
  4. Step 4: Simplify right side
    224,969.40x = 46,057,185,461.52
  5. Step 5: Solve for x
    x = 46,057,185,461.52/224,969.40
  6. Step 6: Final answer
    x = 204,726.44

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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.