Home / 281,325.20-422,191.16-110,572.40

Finding the Fourth Proportional to 281,325.20, 422,191.16 and 110,572.40

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Solution

The fourth proportional to 281,325.20, 422,191.16 and 110,572.40 is: 165,938.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,325.20 : 422,191.16 = 110,572.40 : x
  2. Step 2: Convert to fraction form
    281,325.20/422,191.16 = 110,572.40/x
  3. Step 3: Cross multiply
    281,325.20x = 422,191.16 × 110,572.40
  4. Step 4: Simplify right side
    281,325.20x = 46,682,689,819.98
  5. Step 5: Solve for x
    x = 46,682,689,819.98/281,325.20
  6. Step 6: Final answer
    x = 165,938.53

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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.