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Finding the Fourth Proportional to 144,937.61, 217,304.53 and 63,846.15

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Solution

The fourth proportional to 144,937.61, 217,304.53 and 63,846.15 is: 95,724.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,937.61 : 217,304.53 = 63,846.15 : x
  2. Step 2: Convert to fraction form
    144,937.61/217,304.53 = 63,846.15/x
  3. Step 3: Cross multiply
    144,937.61x = 217,304.53 × 63,846.15
  4. Step 4: Simplify right side
    144,937.61x = 13,874,057,458.44
  5. Step 5: Solve for x
    x = 13,874,057,458.44/144,937.61
  6. Step 6: Final answer
    x = 95,724.35

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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.