Home / 95,939.10-143,909-29,378.96

Finding the Fourth Proportional to 95,939.10, 143,909 and 29,378.96

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Solution

The fourth proportional to 95,939.10, 143,909 and 29,378.96 is: 44,068.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,939.10 : 143,909 = 29,378.96 : x
  2. Step 2: Convert to fraction form
    95,939.10/143,909 = 29,378.96/x
  3. Step 3: Cross multiply
    95,939.10x = 143,909 × 29,378.96
  4. Step 4: Simplify right side
    95,939.10x = 4,227,896,754.64
  5. Step 5: Solve for x
    x = 4,227,896,754.64/95,939.10
  6. Step 6: Final answer
    x = 44,068.55

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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.