Home / 165,474.47-228,347.57-91,882.32

Finding the Fourth Proportional to 165,474.47, 228,347.57 and 91,882.32

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Solution

The fourth proportional to 165,474.47, 228,347.57 and 91,882.32 is: 126,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,474.47 : 228,347.57 = 91,882.32 : x
  2. Step 2: Convert to fraction form
    165,474.47/228,347.57 = 91,882.32/x
  3. Step 3: Cross multiply
    165,474.47x = 228,347.57 × 91,882.32
  4. Step 4: Simplify right side
    165,474.47x = 20,981,103,356.22
  5. Step 5: Solve for x
    x = 20,981,103,356.22/165,474.47
  6. Step 6: Final answer
    x = 126,793.60

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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.