Home / 87,025.73-130,402.73-60,423.62

Finding the Fourth Proportional to 87,025.73, 130,402.73 and 60,423.62

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Solution

The fourth proportional to 87,025.73, 130,402.73 and 60,423.62 is: 90,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,025.73 : 130,402.73 = 60,423.62 : x
  2. Step 2: Convert to fraction form
    87,025.73/130,402.73 = 60,423.62/x
  3. Step 3: Cross multiply
    87,025.73x = 130,402.73 × 60,423.62
  4. Step 4: Simplify right side
    87,025.73x = 7,879,404,503.53
  5. Step 5: Solve for x
    x = 7,879,404,503.53/87,025.73
  6. Step 6: Final answer
    x = 90,541.10

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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.