Home / 120,790.20-181,206.90-50,676.60

Finding the Fourth Proportional to 120,790.20, 181,206.90 and 50,676.60

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Solution

The fourth proportional to 120,790.20, 181,206.90 and 50,676.60 is: 76,023.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,790.20 : 181,206.90 = 50,676.60 : x
  2. Step 2: Convert to fraction form
    120,790.20/181,206.90 = 50,676.60/x
  3. Step 3: Cross multiply
    120,790.20x = 181,206.90 × 50,676.60
  4. Step 4: Simplify right side
    120,790.20x = 9,182,949,588.54
  5. Step 5: Solve for x
    x = 9,182,949,588.54/120,790.20
  6. Step 6: Final answer
    x = 76,023.96

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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.