Home / 75,097.85-103,633.46-41,105.55

Finding the Fourth Proportional to 75,097.85, 103,633.46 and 41,105.55

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Solution

The fourth proportional to 75,097.85, 103,633.46 and 41,105.55 is: 56,724.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,097.85 : 103,633.46 = 41,105.55 : x
  2. Step 2: Convert to fraction form
    75,097.85/103,633.46 = 41,105.55/x
  3. Step 3: Cross multiply
    75,097.85x = 103,633.46 × 41,105.55
  4. Step 4: Simplify right side
    75,097.85x = 4,259,910,371.70
  5. Step 5: Solve for x
    x = 4,259,910,371.70/75,097.85
  6. Step 6: Final answer
    x = 56,724.80

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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.