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Finding the Fourth Proportional to 48,148.29, 72,207.72 and 16,976.25

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Solution

The fourth proportional to 48,148.29, 72,207.72 and 16,976.25 is: 25,459.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,148.29 : 72,207.72 = 16,976.25 : x
  2. Step 2: Convert to fraction form
    48,148.29/72,207.72 = 16,976.25/x
  3. Step 3: Cross multiply
    48,148.29x = 72,207.72 × 16,976.25
  4. Step 4: Simplify right side
    48,148.29x = 1,225,816,306.65
  5. Step 5: Solve for x
    x = 1,225,816,306.65/48,148.29
  6. Step 6: Final answer
    x = 25,459.19

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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.