Home / 96,865.20-133,677.36-54,422.88

Finding the Fourth Proportional to 96,865.20, 133,677.36 and 54,422.88

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Solution

The fourth proportional to 96,865.20, 133,677.36 and 54,422.88 is: 75,105.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,865.20 : 133,677.36 = 54,422.88 : x
  2. Step 2: Convert to fraction form
    96,865.20/133,677.36 = 54,422.88/x
  3. Step 3: Cross multiply
    96,865.20x = 133,677.36 × 54,422.88
  4. Step 4: Simplify right side
    96,865.20x = 7,275,106,922.00
  5. Step 5: Solve for x
    x = 7,275,106,922.00/96,865.20
  6. Step 6: Final answer
    x = 75,105.48

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1.5x scale

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.