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Finding the Fourth Proportional to 110,402.60, 152,354.66 and 60,101.48

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Solution

The fourth proportional to 110,402.60, 152,354.66 and 60,101.48 is: 82,939.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,402.60 : 152,354.66 = 60,101.48 : x
  2. Step 2: Convert to fraction form
    110,402.60/152,354.66 = 60,101.48/x
  3. Step 3: Cross multiply
    110,402.60x = 152,354.66 × 60,101.48
  4. Step 4: Simplify right side
    110,402.60x = 9,156,740,550.90
  5. Step 5: Solve for x
    x = 9,156,740,550.90/110,402.60
  6. Step 6: Final answer
    x = 82,939.54

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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.