Home / 87,842.09-131,787.74-35,288.48

Finding the Fourth Proportional to 87,842.09, 131,787.74 and 35,288.48

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Solution

The fourth proportional to 87,842.09, 131,787.74 and 35,288.48 is: 52,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,842.09 : 131,787.74 = 35,288.48 : x
  2. Step 2: Convert to fraction form
    87,842.09/131,787.74 = 35,288.48/x
  3. Step 3: Cross multiply
    87,842.09x = 131,787.74 × 35,288.48
  4. Step 4: Simplify right side
    87,842.09x = 4,650,588,752.22
  5. Step 5: Solve for x
    x = 4,650,588,752.22/87,842.09
  6. Step 6: Final answer
    x = 52,942.60

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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.