Home / 104,781.14-157,170.17-25,895.37

Finding the Fourth Proportional to 104,781.14, 157,170.17 and 25,895.37

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Solution

The fourth proportional to 104,781.14, 157,170.17 and 25,895.37 is: 38,842.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,781.14 : 157,170.17 = 25,895.37 : x
  2. Step 2: Convert to fraction form
    104,781.14/157,170.17 = 25,895.37/x
  3. Step 3: Cross multiply
    104,781.14x = 157,170.17 × 25,895.37
  4. Step 4: Simplify right side
    104,781.14x = 4,069,979,769.85
  5. Step 5: Solve for x
    x = 4,069,979,769.85/104,781.14
  6. Step 6: Final answer
    x = 38,842.68

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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.