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Finding the Fourth Proportional to 107,269.40, 160,791.84 and 36,167.46

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Solution

The fourth proportional to 107,269.40, 160,791.84 and 36,167.46 is: 54,213.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,269.40 : 160,791.84 = 36,167.46 : x
  2. Step 2: Convert to fraction form
    107,269.40/160,791.84 = 36,167.46/x
  3. Step 3: Cross multiply
    107,269.40x = 160,791.84 × 36,167.46
  4. Step 4: Simplify right side
    107,269.40x = 5,815,432,441.53
  5. Step 5: Solve for x
    x = 5,815,432,441.53/107,269.40
  6. Step 6: Final answer
    x = 54,213.34

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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.