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Finding the Fourth Proportional to 132,595.50, 198,873.48 and 43,849.46

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Solution

The fourth proportional to 132,595.50, 198,873.48 and 43,849.46 is: 65,767.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,595.50 : 198,873.48 = 43,849.46 : x
  2. Step 2: Convert to fraction form
    132,595.50/198,873.48 = 43,849.46/x
  3. Step 3: Cross multiply
    132,595.50x = 198,873.48 × 43,849.46
  4. Step 4: Simplify right side
    132,595.50x = 8,720,494,706.32
  5. Step 5: Solve for x
    x = 8,720,494,706.32/132,595.50
  6. Step 6: Final answer
    x = 65,767.65

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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.