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Finding the Fourth Proportional to 60,292.25, 90,437.00 and 15,922.11

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Solution

The fourth proportional to 60,292.25, 90,437.00 and 15,922.11 is: 23,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,292.25 : 90,437.00 = 15,922.11 : x
  2. Step 2: Convert to fraction form
    60,292.25/90,437.00 = 15,922.11/x
  3. Step 3: Cross multiply
    60,292.25x = 90,437.00 × 15,922.11
  4. Step 4: Simplify right side
    60,292.25x = 1,439,947,782.46
  5. Step 5: Solve for x
    x = 1,439,947,782.46/60,292.25
  6. Step 6: Final answer
    x = 23,882.80

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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.