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Finding the Fourth Proportional to 110,354.52, 152,289.90 and 60,053.88

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Solution

The fourth proportional to 110,354.52, 152,289.90 and 60,053.88 is: 82,874.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,354.52 : 152,289.90 = 60,053.88 : x
  2. Step 2: Convert to fraction form
    110,354.52/152,289.90 = 60,053.88/x
  3. Step 3: Cross multiply
    110,354.52x = 152,289.90 × 60,053.88
  4. Step 4: Simplify right side
    110,354.52x = 9,145,599,379.81
  5. Step 5: Solve for x
    x = 9,145,599,379.81/110,354.52
  6. Step 6: Final answer
    x = 82,874.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.