Home / 95,727.09-143,612.05-29,172.43

Finding the Fourth Proportional to 95,727.09, 143,612.05 and 29,172.43

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Solution

The fourth proportional to 95,727.09, 143,612.05 and 29,172.43 is: 43,765.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,727.09 : 143,612.05 = 29,172.43 : x
  2. Step 2: Convert to fraction form
    95,727.09/143,612.05 = 29,172.43/x
  3. Step 3: Cross multiply
    95,727.09x = 143,612.05 × 29,172.43
  4. Step 4: Simplify right side
    95,727.09x = 4,189,512,475.78
  5. Step 5: Solve for x
    x = 4,189,512,475.78/95,727.09
  6. Step 6: Final answer
    x = 43,765.17

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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.