Home / 90,944.10-125,560.26-67,029.12

Finding the Fourth Proportional to 90,944.10, 125,560.26 and 67,029.12

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Solution

The fourth proportional to 90,944.10, 125,560.26 and 67,029.12 is: 92,542.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,944.10 : 125,560.26 = 67,029.12 : x
  2. Step 2: Convert to fraction form
    90,944.10/125,560.26 = 67,029.12/x
  3. Step 3: Cross multiply
    90,944.10x = 125,560.26 × 67,029.12
  4. Step 4: Simplify right side
    90,944.10x = 8,416,193,734.77
  5. Step 5: Solve for x
    x = 8,416,193,734.77/90,944.10
  6. Step 6: Final answer
    x = 92,542.49

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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.