Home / 87,349.56-131,024.32-34,759.48

Finding the Fourth Proportional to 87,349.56, 131,024.32 and 34,759.48

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Solution

The fourth proportional to 87,349.56, 131,024.32 and 34,759.48 is: 52,139.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,349.56 : 131,024.32 = 34,759.48 : x
  2. Step 2: Convert to fraction form
    87,349.56/131,024.32 = 34,759.48/x
  3. Step 3: Cross multiply
    87,349.56x = 131,024.32 × 34,759.48
  4. Step 4: Simplify right side
    87,349.56x = 4,554,337,230.55
  5. Step 5: Solve for x
    x = 4,554,337,230.55/87,349.56
  6. Step 6: Final answer
    x = 52,139.21

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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.