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Finding the Fourth Proportional to 73,795.28, 110,550.20 and 61,806.71

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Solution

The fourth proportional to 73,795.28, 110,550.20 and 61,806.71 is: 92,590.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,795.28 : 110,550.20 = 61,806.71 : x
  2. Step 2: Convert to fraction form
    73,795.28/110,550.20 = 61,806.71/x
  3. Step 3: Cross multiply
    73,795.28x = 110,550.20 × 61,806.71
  4. Step 4: Simplify right side
    73,795.28x = 6,832,744,119.18
  5. Step 5: Solve for x
    x = 6,832,744,119.18/73,795.28
  6. Step 6: Final answer
    x = 92,590.54

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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.