Home / 96,135.62-132,479.80-69,227.33

Finding the Fourth Proportional to 96,135.62, 132,479.80 and 69,227.33

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Solution

The fourth proportional to 96,135.62, 132,479.80 and 69,227.33 is: 95,398.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,135.62 : 132,479.80 = 69,227.33 : x
  2. Step 2: Convert to fraction form
    96,135.62/132,479.80 = 69,227.33/x
  3. Step 3: Cross multiply
    96,135.62x = 132,479.80 × 69,227.33
  4. Step 4: Simplify right side
    96,135.62x = 9,171,221,997.47
  5. Step 5: Solve for x
    x = 9,171,221,997.47/96,135.62
  6. Step 6: Final answer
    x = 95,398.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.