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Finding the Fourth Proportional to 99,269.68, 148,926.48 and 32,707.12

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Solution

The fourth proportional to 99,269.68, 148,926.48 and 32,707.12 is: 49,067.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,269.68 : 148,926.48 = 32,707.12 : x
  2. Step 2: Convert to fraction form
    99,269.68/148,926.48 = 32,707.12/x
  3. Step 3: Cross multiply
    99,269.68x = 148,926.48 × 32,707.12
  4. Step 4: Simplify right side
    99,269.68x = 4,870,956,252.54
  5. Step 5: Solve for x
    x = 4,870,956,252.54/99,269.68
  6. Step 6: Final answer
    x = 49,067.92

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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.