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Finding the Fourth Proportional to 244,920.49, 337,967.16 and 137,469.53

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Solution

The fourth proportional to 244,920.49, 337,967.16 and 137,469.53 is: 189,694.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,920.49 : 337,967.16 = 137,469.53 : x
  2. Step 2: Convert to fraction form
    244,920.49/337,967.16 = 137,469.53/x
  3. Step 3: Cross multiply
    244,920.49x = 337,967.16 × 137,469.53
  4. Step 4: Simplify right side
    244,920.49x = 46,460,186,640.63
  5. Step 5: Solve for x
    x = 46,460,186,640.63/244,920.49
  6. Step 6: Final answer
    x = 189,694.98

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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.