Home / 99,251.20-148,876.80-32,701.60

Finding the Fourth Proportional to 99,251.20, 148,876.80 and 32,701.60

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Solution

The fourth proportional to 99,251.20, 148,876.80 and 32,701.60 is: 49,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,251.20 : 148,876.80 = 32,701.60 : x
  2. Step 2: Convert to fraction form
    99,251.20/148,876.80 = 32,701.60/x
  3. Step 3: Cross multiply
    99,251.20x = 148,876.80 × 32,701.60
  4. Step 4: Simplify right side
    99,251.20x = 4,868,509,562.88
  5. Step 5: Solve for x
    x = 4,868,509,562.88/99,251.20
  6. Step 6: Final answer
    x = 49,052.40

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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.