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Finding the Fourth Proportional to 87,257.79, 130,886.67 and 24,928.29

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Solution

The fourth proportional to 87,257.79, 130,886.67 and 24,928.29 is: 37,392.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,257.79 : 130,886.67 = 24,928.29 : x
  2. Step 2: Convert to fraction form
    87,257.79/130,886.67 = 24,928.29/x
  3. Step 3: Cross multiply
    87,257.79x = 130,886.67 × 24,928.29
  4. Step 4: Simplify right side
    87,257.79x = 3,262,780,866.89
  5. Step 5: Solve for x
    x = 3,262,780,866.89/87,257.79
  6. Step 6: Final answer
    x = 37,392.43

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Similar ratio
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1.5x scale

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.