Home / 132,820.40-199,230.60-122,682.80

Finding the Fourth Proportional to 132,820.40, 199,230.60 and 122,682.80

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Solution

The fourth proportional to 132,820.40, 199,230.60 and 122,682.80 is: 184,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,820.40 : 199,230.60 = 122,682.80 : x
  2. Step 2: Convert to fraction form
    132,820.40/199,230.60 = 122,682.80/x
  3. Step 3: Cross multiply
    132,820.40x = 199,230.60 × 122,682.80
  4. Step 4: Simplify right side
    132,820.40x = 24,442,167,853.68
  5. Step 5: Solve for x
    x = 24,442,167,853.68/132,820.40
  6. Step 6: Final answer
    x = 184,024.20

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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.