Home / 92,027.40-138,022.20-25,450.80

Finding the Fourth Proportional to 92,027.40, 138,022.20 and 25,450.80

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Solution

The fourth proportional to 92,027.40, 138,022.20 and 25,450.80 is: 38,170.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,027.40 : 138,022.20 = 25,450.80 : x
  2. Step 2: Convert to fraction form
    92,027.40/138,022.20 = 25,450.80/x
  3. Step 3: Cross multiply
    92,027.40x = 138,022.20 × 25,450.80
  4. Step 4: Simplify right side
    92,027.40x = 3,512,775,407.76
  5. Step 5: Solve for x
    x = 3,512,775,407.76/92,027.40
  6. Step 6: Final answer
    x = 38,170.97

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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.