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Finding the Fourth Proportional to 132,394.56, 198,733.32 and 53,560.32

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Solution

The fourth proportional to 132,394.56, 198,733.32 and 53,560.32 is: 80,397.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,394.56 : 198,733.32 = 53,560.32 : x
  2. Step 2: Convert to fraction form
    132,394.56/198,733.32 = 53,560.32/x
  3. Step 3: Cross multiply
    132,394.56x = 198,733.32 × 53,560.32
  4. Step 4: Simplify right side
    132,394.56x = 10,644,220,213.86
  5. Step 5: Solve for x
    x = 10,644,220,213.86/132,394.56
  6. Step 6: Final answer
    x = 80,397.72

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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.