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Finding the Fourth Proportional to 73,095.68, 109,654.96 and 30,975.84

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Solution

The fourth proportional to 73,095.68, 109,654.96 and 30,975.84 is: 46,468.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,095.68 : 109,654.96 = 30,975.84 : x
  2. Step 2: Convert to fraction form
    73,095.68/109,654.96 = 30,975.84/x
  3. Step 3: Cross multiply
    73,095.68x = 109,654.96 × 30,975.84
  4. Step 4: Simplify right side
    73,095.68x = 3,396,654,496.17
  5. Step 5: Solve for x
    x = 3,396,654,496.17/73,095.68
  6. Step 6: Final answer
    x = 46,468.61

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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.