Home / 84,379.30-126,594.36-25,216.90

Finding the Fourth Proportional to 84,379.30, 126,594.36 and 25,216.90

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Solution

The fourth proportional to 84,379.30, 126,594.36 and 25,216.90 is: 37,832.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,379.30 : 126,594.36 = 25,216.90 : x
  2. Step 2: Convert to fraction form
    84,379.30/126,594.36 = 25,216.90/x
  3. Step 3: Cross multiply
    84,379.30x = 126,594.36 × 25,216.90
  4. Step 4: Simplify right side
    84,379.30x = 3,192,317,316.68
  5. Step 5: Solve for x
    x = 3,192,317,316.68/84,379.30
  6. Step 6: Final answer
    x = 37,832.94

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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.