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Finding the Fourth Proportional to 159,348.13, 238,934.83 and 63,187.97

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Solution

The fourth proportional to 159,348.13, 238,934.83 and 63,187.97 is: 94,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,348.13 : 238,934.83 = 63,187.97 : x
  2. Step 2: Convert to fraction form
    159,348.13/238,934.83 = 63,187.97/x
  3. Step 3: Cross multiply
    159,348.13x = 238,934.83 × 63,187.97
  4. Step 4: Simplify right side
    159,348.13x = 15,097,805,635.83
  5. Step 5: Solve for x
    x = 15,097,805,635.83/159,348.13
  6. Step 6: Final answer
    x = 94,747.30

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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.