Home / 87,424.90-131,040.15-48,010.30

Finding the Fourth Proportional to 87,424.90, 131,040.15 and 48,010.30

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Solution

The fourth proportional to 87,424.90, 131,040.15 and 48,010.30 is: 71,962.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,424.90 : 131,040.15 = 48,010.30 : x
  2. Step 2: Convert to fraction form
    87,424.90/131,040.15 = 48,010.30/x
  3. Step 3: Cross multiply
    87,424.90x = 131,040.15 × 48,010.30
  4. Step 4: Simplify right side
    87,424.90x = 6,291,276,913.55
  5. Step 5: Solve for x
    x = 6,291,276,913.55/87,424.90
  6. Step 6: Final answer
    x = 71,962.07

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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.