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Finding the Fourth Proportional to 273,046.65, 409,754.42 and 95,555.19

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Solution

The fourth proportional to 273,046.65, 409,754.42 and 95,555.19 is: 143,397.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,046.65 : 409,754.42 = 95,555.19 : x
  2. Step 2: Convert to fraction form
    273,046.65/409,754.42 = 95,555.19/x
  3. Step 3: Cross multiply
    273,046.65x = 409,754.42 × 95,555.19
  4. Step 4: Simplify right side
    273,046.65x = 39,154,161,456.44
  5. Step 5: Solve for x
    x = 39,154,161,456.44/273,046.65
  6. Step 6: Final answer
    x = 143,397.33

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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.