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Finding the Fourth Proportional to 63,251.04, 94,679.72 and 39,828.28

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Solution

The fourth proportional to 63,251.04, 94,679.72 and 39,828.28 is: 59,618.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,251.04 : 94,679.72 = 39,828.28 : x
  2. Step 2: Convert to fraction form
    63,251.04/94,679.72 = 39,828.28/x
  3. Step 3: Cross multiply
    63,251.04x = 94,679.72 × 39,828.28
  4. Step 4: Simplify right side
    63,251.04x = 3,770,930,398.48
  5. Step 5: Solve for x
    x = 3,770,930,398.48/63,251.04
  6. Step 6: Final answer
    x = 59,618.47

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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.