Home / 162,229.34-223,861.92-90,599.42

Finding the Fourth Proportional to 162,229.34, 223,861.92 and 90,599.42

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Solution

The fourth proportional to 162,229.34, 223,861.92 and 90,599.42 is: 125,019.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,229.34 : 223,861.92 = 90,599.42 : x
  2. Step 2: Convert to fraction form
    162,229.34/223,861.92 = 90,599.42/x
  3. Step 3: Cross multiply
    162,229.34x = 223,861.92 × 90,599.42
  4. Step 4: Simplify right side
    162,229.34x = 20,281,760,112.09
  5. Step 5: Solve for x
    x = 20,281,760,112.09/162,229.34
  6. Step 6: Final answer
    x = 125,019.06

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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.