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Finding the Fourth Proportional to 60,310.62, 90,453.62 and 22,857.78

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Solution

The fourth proportional to 60,310.62, 90,453.62 and 22,857.78 is: 34,282.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,310.62 : 90,453.62 = 22,857.78 : x
  2. Step 2: Convert to fraction form
    60,310.62/90,453.62 = 22,857.78/x
  3. Step 3: Cross multiply
    60,310.62x = 90,453.62 × 22,857.78
  4. Step 4: Simplify right side
    60,310.62x = 2,067,568,946.16
  5. Step 5: Solve for x
    x = 2,067,568,946.16/60,310.62
  6. Step 6: Final answer
    x = 34,282.00

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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.