Home / 90,775.71-136,163.52-27,596.34

Finding the Fourth Proportional to 90,775.71, 136,163.52 and 27,596.34

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Solution

The fourth proportional to 90,775.71, 136,163.52 and 27,596.34 is: 41,394.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,775.71 : 136,163.52 = 27,596.34 : x
  2. Step 2: Convert to fraction form
    90,775.71/136,163.52 = 27,596.34/x
  3. Step 3: Cross multiply
    90,775.71x = 136,163.52 × 27,596.34
  4. Step 4: Simplify right side
    90,775.71x = 3,757,614,793.52
  5. Step 5: Solve for x
    x = 3,757,614,793.52/90,775.71
  6. Step 6: Final answer
    x = 41,394.50

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Similar ratio
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1.5x scale

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.