Home / 87,520.84-131,280.28-59,371.16

Finding the Fourth Proportional to 87,520.84, 131,280.28 and 59,371.16

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Solution

The fourth proportional to 87,520.84, 131,280.28 and 59,371.16 is: 89,056.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,520.84 : 131,280.28 = 59,371.16 : x
  2. Step 2: Convert to fraction form
    87,520.84/131,280.28 = 59,371.16/x
  3. Step 3: Cross multiply
    87,520.84x = 131,280.28 × 59,371.16
  4. Step 4: Simplify right side
    87,520.84x = 7,794,262,508.72
  5. Step 5: Solve for x
    x = 7,794,262,508.72/87,520.84
  6. Step 6: Final answer
    x = 89,056.08

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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.