Home / 104,279.73-156,418.22-25,394.03

Finding the Fourth Proportional to 104,279.73, 156,418.22 and 25,394.03

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Solution

The fourth proportional to 104,279.73, 156,418.22 and 25,394.03 is: 38,090.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,279.73 : 156,418.22 = 25,394.03 : x
  2. Step 2: Convert to fraction form
    104,279.73/156,418.22 = 25,394.03/x
  3. Step 3: Cross multiply
    104,279.73x = 156,418.22 × 25,394.03
  4. Step 4: Simplify right side
    104,279.73x = 3,972,088,971.23
  5. Step 5: Solve for x
    x = 3,972,088,971.23/104,279.73
  6. Step 6: Final answer
    x = 38,090.71

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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.