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Finding the Fourth Proportional to 144,684.39, 217,060.25 and 44,839.29

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Solution

The fourth proportional to 144,684.39, 217,060.25 and 44,839.29 is: 67,269.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,684.39 : 217,060.25 = 44,839.29 : x
  2. Step 2: Convert to fraction form
    144,684.39/217,060.25 = 44,839.29/x
  3. Step 3: Cross multiply
    144,684.39x = 217,060.25 × 44,839.29
  4. Step 4: Simplify right side
    144,684.39x = 9,732,827,273.03
  5. Step 5: Solve for x
    x = 9,732,827,273.03/144,684.39
  6. Step 6: Final answer
    x = 67,269.37

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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.