Home / 84,217.86-126,333.72-25,053.66

Finding the Fourth Proportional to 84,217.86, 126,333.72 and 25,053.66

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Solution

The fourth proportional to 84,217.86, 126,333.72 and 25,053.66 is: 37,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,217.86 : 126,333.72 = 25,053.66 : x
  2. Step 2: Convert to fraction form
    84,217.86/126,333.72 = 25,053.66/x
  3. Step 3: Cross multiply
    84,217.86x = 126,333.72 × 25,053.66
  4. Step 4: Simplify right side
    84,217.86x = 3,165,122,067.42
  5. Step 5: Solve for x
    x = 3,165,122,067.42/84,217.86
  6. Step 6: Final answer
    x = 37,582.55

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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.