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Finding the Fourth Proportional to 73,052.86, 109,584.15 and 25,662.19

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Solution

The fourth proportional to 73,052.86, 109,584.15 and 25,662.19 is: 38,494.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,052.86 : 109,584.15 = 25,662.19 : x
  2. Step 2: Convert to fraction form
    73,052.86/109,584.15 = 25,662.19/x
  3. Step 3: Cross multiply
    73,052.86x = 109,584.15 × 25,662.19
  4. Step 4: Simplify right side
    73,052.86x = 2,812,169,278.29
  5. Step 5: Solve for x
    x = 2,812,169,278.29/73,052.86
  6. Step 6: Final answer
    x = 38,494.99

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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.