Home / 87,422.46-131,125.77-34,817.82

Finding the Fourth Proportional to 87,422.46, 131,125.77 and 34,817.82

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Solution

The fourth proportional to 87,422.46, 131,125.77 and 34,817.82 is: 52,223.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,422.46 : 131,125.77 = 34,817.82 : x
  2. Step 2: Convert to fraction form
    87,422.46/131,125.77 = 34,817.82/x
  3. Step 3: Cross multiply
    87,422.46x = 131,125.77 × 34,817.82
  4. Step 4: Simplify right side
    87,422.46x = 4,565,513,457.22
  5. Step 5: Solve for x
    x = 4,565,513,457.22/87,422.46
  6. Step 6: Final answer
    x = 52,223.58

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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.