Home / 95,979.78-143,990.73-29,424.92

Finding the Fourth Proportional to 95,979.78, 143,990.73 and 29,424.92

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Solution

The fourth proportional to 95,979.78, 143,990.73 and 29,424.92 is: 44,143.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,979.78 : 143,990.73 = 29,424.92 : x
  2. Step 2: Convert to fraction form
    95,979.78/143,990.73 = 29,424.92/x
  3. Step 3: Cross multiply
    95,979.78x = 143,990.73 × 29,424.92
  4. Step 4: Simplify right side
    95,979.78x = 4,236,914,991.04
  5. Step 5: Solve for x
    x = 4,236,914,991.04/95,979.78
  6. Step 6: Final answer
    x = 44,143.83

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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.