Home / 120,170.94-180,275.85-50,057.34

Finding the Fourth Proportional to 120,170.94, 180,275.85 and 50,057.34

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Solution

The fourth proportional to 120,170.94, 180,275.85 and 50,057.34 is: 75,094.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,170.94 : 180,275.85 = 50,057.34 : x
  2. Step 2: Convert to fraction form
    120,170.94/180,275.85 = 50,057.34/x
  3. Step 3: Cross multiply
    120,170.94x = 180,275.85 × 50,057.34
  4. Step 4: Simplify right side
    120,170.94x = 9,024,129,517.24
  5. Step 5: Solve for x
    x = 9,024,129,517.24/120,170.94
  6. Step 6: Final answer
    x = 75,094.11

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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.