Home / 75,499.85-104,189.85-41,508.91

Finding the Fourth Proportional to 75,499.85, 104,189.85 and 41,508.91

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Solution

The fourth proportional to 75,499.85, 104,189.85 and 41,508.91 is: 57,282.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,499.85 : 104,189.85 = 41,508.91 : x
  2. Step 2: Convert to fraction form
    75,499.85/104,189.85 = 41,508.91/x
  3. Step 3: Cross multiply
    75,499.85x = 104,189.85 × 41,508.91
  4. Step 4: Simplify right side
    75,499.85x = 4,324,807,360.69
  5. Step 5: Solve for x
    x = 4,324,807,360.69/75,499.85
  6. Step 6: Final answer
    x = 57,282.33

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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.