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Finding the Fourth Proportional to 72,228.18, 108,314.19 and 24,834.27

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Solution

The fourth proportional to 72,228.18, 108,314.19 and 24,834.27 is: 37,241.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,228.18 : 108,314.19 = 24,834.27 : x
  2. Step 2: Convert to fraction form
    72,228.18/108,314.19 = 24,834.27/x
  3. Step 3: Cross multiply
    72,228.18x = 108,314.19 × 24,834.27
  4. Step 4: Simplify right side
    72,228.18x = 2,689,903,839.29
  5. Step 5: Solve for x
    x = 2,689,903,839.29/72,228.18
  6. Step 6: Final answer
    x = 37,241.75

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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.