Home / 87,842.75-131,788.76-35,289.14

Finding the Fourth Proportional to 87,842.75, 131,788.76 and 35,289.14

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Solution

The fourth proportional to 87,842.75, 131,788.76 and 35,289.14 is: 52,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,842.75 : 131,788.76 = 35,289.14 : x
  2. Step 2: Convert to fraction form
    87,842.75/131,788.76 = 35,289.14/x
  3. Step 3: Cross multiply
    87,842.75x = 131,788.76 × 35,289.14
  4. Step 4: Simplify right side
    87,842.75x = 4,650,711,166.68
  5. Step 5: Solve for x
    x = 4,650,711,166.68/87,842.75
  6. Step 6: Final answer
    x = 52,943.60

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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.