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Finding the Fourth Proportional to 136,333.76, 204,531.36 and 41,572.32

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Solution

The fourth proportional to 136,333.76, 204,531.36 and 41,572.32 is: 62,367.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,333.76 : 204,531.36 = 41,572.32 : x
  2. Step 2: Convert to fraction form
    136,333.76/204,531.36 = 41,572.32/x
  3. Step 3: Cross multiply
    136,333.76x = 204,531.36 × 41,572.32
  4. Step 4: Simplify right side
    136,333.76x = 8,502,843,147.96
  5. Step 5: Solve for x
    x = 8,502,843,147.96/136,333.76
  6. Step 6: Final answer
    x = 62,367.85

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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.