Home / 87,841.19-131,767.56-35,243.84

Finding the Fourth Proportional to 87,841.19, 131,767.56 and 35,243.84

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Solution

The fourth proportional to 87,841.19, 131,767.56 and 35,243.84 is: 52,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,841.19 : 131,767.56 = 35,243.84 : x
  2. Step 2: Convert to fraction form
    87,841.19/131,767.56 = 35,243.84/x
  3. Step 3: Cross multiply
    87,841.19x = 131,767.56 × 35,243.84
  4. Step 4: Simplify right side
    87,841.19x = 4,643,995,131.25
  5. Step 5: Solve for x
    x = 4,643,995,131.25/87,841.19
  6. Step 6: Final answer
    x = 52,868.08

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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.