Home / 162,331.43-224,016.84-90,711.43

Finding the Fourth Proportional to 162,331.43, 224,016.84 and 90,711.43

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Solution

The fourth proportional to 162,331.43, 224,016.84 and 90,711.43 is: 125,181.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,331.43 : 224,016.84 = 90,711.43 : x
  2. Step 2: Convert to fraction form
    162,331.43/224,016.84 = 90,711.43/x
  3. Step 3: Cross multiply
    162,331.43x = 224,016.84 × 90,711.43
  4. Step 4: Simplify right side
    162,331.43x = 20,320,887,340.44
  5. Step 5: Solve for x
    x = 20,320,887,340.44/162,331.43
  6. Step 6: Final answer
    x = 125,181.48

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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.