Home / 60,132.76-90,207.78-18,583

Finding the Fourth Proportional to 60,132.76, 90,207.78 and 18,583

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Solution

The fourth proportional to 60,132.76, 90,207.78 and 18,583 is: 27,877.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,132.76 : 90,207.78 = 18,583 : x
  2. Step 2: Convert to fraction form
    60,132.76/90,207.78 = 18,583/x
  3. Step 3: Cross multiply
    60,132.76x = 90,207.78 × 18,583
  4. Step 4: Simplify right side
    60,132.76x = 1,676,331,175.74
  5. Step 5: Solve for x
    x = 1,676,331,175.74/60,132.76
  6. Step 6: Final answer
    x = 27,877.17

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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.