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Finding the Fourth Proportional to 60,882.56, 91,280.90 and 23,411.15

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Solution

The fourth proportional to 60,882.56, 91,280.90 and 23,411.15 is: 35,100.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,882.56 : 91,280.90 = 23,411.15 : x
  2. Step 2: Convert to fraction form
    60,882.56/91,280.90 = 23,411.15/x
  3. Step 3: Cross multiply
    60,882.56x = 91,280.90 × 23,411.15
  4. Step 4: Simplify right side
    60,882.56x = 2,136,990,444.16
  5. Step 5: Solve for x
    x = 2,136,990,444.16/60,882.56
  6. Step 6: Final answer
    x = 35,100.21

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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.