Home / 281,613.20-422,330.49-92,030.67

Finding the Fourth Proportional to 281,613.20, 422,330.49 and 92,030.67

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Solution

The fourth proportional to 281,613.20, 422,330.49 and 92,030.67 is: 138,016.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,613.20 : 422,330.49 = 92,030.67 : x
  2. Step 2: Convert to fraction form
    281,613.20/422,330.49 = 92,030.67/x
  3. Step 3: Cross multiply
    281,613.20x = 422,330.49 × 92,030.67
  4. Step 4: Simplify right side
    281,613.20x = 38,867,357,956.13
  5. Step 5: Solve for x
    x = 38,867,357,956.13/281,613.20
  6. Step 6: Final answer
    x = 138,016.82

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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.