Home / 129,464.20-194,633.70-110,218.60

Finding the Fourth Proportional to 129,464.20, 194,633.70 and 110,218.60

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Solution

The fourth proportional to 129,464.20, 194,633.70 and 110,218.60 is: 165,700.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,464.20 : 194,633.70 = 110,218.60 : x
  2. Step 2: Convert to fraction form
    129,464.20/194,633.70 = 110,218.60/x
  3. Step 3: Cross multiply
    129,464.20x = 194,633.70 × 110,218.60
  4. Step 4: Simplify right side
    129,464.20x = 21,452,253,926.82
  5. Step 5: Solve for x
    x = 21,452,253,926.82/129,464.20
  6. Step 6: Final answer
    x = 165,700.28

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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.