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Finding the Fourth Proportional to 73,319.88, 101,181.42 and 41,488.12

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Solution

The fourth proportional to 73,319.88, 101,181.42 and 41,488.12 is: 57,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,319.88 : 101,181.42 = 41,488.12 : x
  2. Step 2: Convert to fraction form
    73,319.88/101,181.42 = 41,488.12/x
  3. Step 3: Cross multiply
    73,319.88x = 101,181.42 × 41,488.12
  4. Step 4: Simplify right side
    73,319.88x = 4,197,826,894.73
  5. Step 5: Solve for x
    x = 4,197,826,894.73/73,319.88
  6. Step 6: Final answer
    x = 57,253.60

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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.