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Finding the Fourth Proportional to 60,204.87, 90,288.81 and 22,782.60

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Solution

The fourth proportional to 60,204.87, 90,288.81 and 22,782.60 is: 34,166.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,204.87 : 90,288.81 = 22,782.60 : x
  2. Step 2: Convert to fraction form
    60,204.87/90,288.81 = 22,782.60/x
  3. Step 3: Cross multiply
    60,204.87x = 90,288.81 × 22,782.60
  4. Step 4: Simplify right side
    60,204.87x = 2,057,013,842.71
  5. Step 5: Solve for x
    x = 2,057,013,842.71/60,204.87
  6. Step 6: Final answer
    x = 34,166.90

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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.