Home / 84,112.64-126,147.44-24,934.48

Finding the Fourth Proportional to 84,112.64, 126,147.44 and 24,934.48

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Solution

The fourth proportional to 84,112.64, 126,147.44 and 24,934.48 is: 37,395.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,112.64 : 126,147.44 = 24,934.48 : x
  2. Step 2: Convert to fraction form
    84,112.64/126,147.44 = 24,934.48/x
  3. Step 3: Cross multiply
    84,112.64x = 126,147.44 × 24,934.48
  4. Step 4: Simplify right side
    84,112.64x = 3,145,420,819.73
  5. Step 5: Solve for x
    x = 3,145,420,819.73/84,112.64
  6. Step 6: Final answer
    x = 37,395.34

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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.