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Finding the Fourth Proportional to 132,758.70, 199,116.81 and 44,008.62

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Solution

The fourth proportional to 132,758.70, 199,116.81 and 44,008.62 is: 66,005.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,758.70 : 199,116.81 = 44,008.62 : x
  2. Step 2: Convert to fraction form
    132,758.70/199,116.81 = 44,008.62/x
  3. Step 3: Cross multiply
    132,758.70x = 199,116.81 × 44,008.62
  4. Step 4: Simplify right side
    132,758.70x = 8,762,856,026.90
  5. Step 5: Solve for x
    x = 8,762,856,026.90/132,758.70
  6. Step 6: Final answer
    x = 66,005.89

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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.