Home / 87,224.40-130,836.60-62,341.20

Finding the Fourth Proportional to 87,224.40, 130,836.60 and 62,341.20

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Solution

The fourth proportional to 87,224.40, 130,836.60 and 62,341.20 is: 93,511.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,224.40 : 130,836.60 = 62,341.20 : x
  2. Step 2: Convert to fraction form
    87,224.40/130,836.60 = 62,341.20/x
  3. Step 3: Cross multiply
    87,224.40x = 130,836.60 × 62,341.20
  4. Step 4: Simplify right side
    87,224.40x = 8,156,510,647.92
  5. Step 5: Solve for x
    x = 8,156,510,647.92/87,224.40
  6. Step 6: Final answer
    x = 93,511.80

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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.