Home / 161,294.11-222,591.59-88,702.52

Finding the Fourth Proportional to 161,294.11, 222,591.59 and 88,702.52

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Solution

The fourth proportional to 161,294.11, 222,591.59 and 88,702.52 is: 122,412.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,294.11 : 222,591.59 = 88,702.52 : x
  2. Step 2: Convert to fraction form
    161,294.11/222,591.59 = 88,702.52/x
  3. Step 3: Cross multiply
    161,294.11x = 222,591.59 × 88,702.52
  4. Step 4: Simplify right side
    161,294.11x = 19,744,433,850.85
  5. Step 5: Solve for x
    x = 19,744,433,850.85/161,294.11
  6. Step 6: Final answer
    x = 122,412.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.