Home / 84,226.32-126,248.76-44,743.68

Finding the Fourth Proportional to 84,226.32, 126,248.76 and 44,743.68

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Solution

The fourth proportional to 84,226.32, 126,248.76 and 44,743.68 is: 67,067.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,226.32 : 126,248.76 = 44,743.68 : x
  2. Step 2: Convert to fraction form
    84,226.32/126,248.76 = 44,743.68/x
  3. Step 3: Cross multiply
    84,226.32x = 126,248.76 × 44,743.68
  4. Step 4: Simplify right side
    84,226.32x = 5,648,834,117.84
  5. Step 5: Solve for x
    x = 5,648,834,117.84/84,226.32
  6. Step 6: Final answer
    x = 67,067.33

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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.