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Finding the Fourth Proportional to 88,871.10, 133,159.02 and 62,520.48

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Solution

The fourth proportional to 88,871.10, 133,159.02 and 62,520.48 is: 93,676.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,871.10 : 133,159.02 = 62,520.48 : x
  2. Step 2: Convert to fraction form
    88,871.10/133,159.02 = 62,520.48/x
  3. Step 3: Cross multiply
    88,871.10x = 133,159.02 × 62,520.48
  4. Step 4: Simplify right side
    88,871.10x = 8,325,165,846.73
  5. Step 5: Solve for x
    x = 8,325,165,846.73/88,871.10
  6. Step 6: Final answer
    x = 93,676.86

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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.