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Finding the Fourth Proportional to 159,174.27, 238,763.28 and 63,134.91

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Solution

The fourth proportional to 159,174.27, 238,763.28 and 63,134.91 is: 94,703.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,174.27 : 238,763.28 = 63,134.91 : x
  2. Step 2: Convert to fraction form
    159,174.27/238,763.28 = 63,134.91/x
  3. Step 3: Cross multiply
    159,174.27x = 238,763.28 × 63,134.91
  4. Step 4: Simplify right side
    159,174.27x = 15,074,298,194.10
  5. Step 5: Solve for x
    x = 15,074,298,194.10/159,174.27
  6. Step 6: Final answer
    x = 94,703.11

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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.