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Finding the Fourth Proportional to 87,190.32, 130,787.00 and 24,010.12

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Solution

The fourth proportional to 87,190.32, 130,787.00 and 24,010.12 is: 36,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,190.32 : 130,787.00 = 24,010.12 : x
  2. Step 2: Convert to fraction form
    87,190.32/130,787.00 = 24,010.12/x
  3. Step 3: Cross multiply
    87,190.32x = 130,787.00 × 24,010.12
  4. Step 4: Simplify right side
    87,190.32x = 3,140,211,832.97
  5. Step 5: Solve for x
    x = 3,140,211,832.97/87,190.32
  6. Step 6: Final answer
    x = 36,015.60

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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.