Home / 87,805.62-131,575.39-58,117.10

Finding the Fourth Proportional to 87,805.62, 131,575.39 and 58,117.10

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Solution

The fourth proportional to 87,805.62, 131,575.39 and 58,117.10 is: 87,087.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,805.62 : 131,575.39 = 58,117.10 : x
  2. Step 2: Convert to fraction form
    87,805.62/131,575.39 = 58,117.10/x
  3. Step 3: Cross multiply
    87,805.62x = 131,575.39 × 58,117.10
  4. Step 4: Simplify right side
    87,805.62x = 7,646,779,295.00
  5. Step 5: Solve for x
    x = 7,646,779,295.00/87,805.62
  6. Step 6: Final answer
    x = 87,087.58

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1.5x scale

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.