Home / 84,377.26-126,503.34-51,089.32

Finding the Fourth Proportional to 84,377.26, 126,503.34 and 51,089.32

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Solution

The fourth proportional to 84,377.26, 126,503.34 and 51,089.32 is: 76,596.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,377.26 : 126,503.34 = 51,089.32 : x
  2. Step 2: Convert to fraction form
    84,377.26/126,503.34 = 51,089.32/x
  3. Step 3: Cross multiply
    84,377.26x = 126,503.34 × 51,089.32
  4. Step 4: Simplify right side
    84,377.26x = 6,462,969,618.33
  5. Step 5: Solve for x
    x = 6,462,969,618.33/84,377.26
  6. Step 6: Final answer
    x = 76,596.11

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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.