Home / 84,452.32-126,425.92-51,071.36

Finding the Fourth Proportional to 84,452.32, 126,425.92 and 51,071.36

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Solution

The fourth proportional to 84,452.32, 126,425.92 and 51,071.36 is: 76,454.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,452.32 : 126,425.92 = 51,071.36 : x
  2. Step 2: Convert to fraction form
    84,452.32/126,425.92 = 51,071.36/x
  3. Step 3: Cross multiply
    84,452.32x = 126,425.92 × 51,071.36
  4. Step 4: Simplify right side
    84,452.32x = 6,456,743,673.65
  5. Step 5: Solve for x
    x = 6,456,743,673.65/84,452.32
  6. Step 6: Final answer
    x = 76,454.31

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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.