Home / 75,119.24-103,664.82-41,585.24

Finding the Fourth Proportional to 75,119.24, 103,664.82 and 41,585.24

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Solution

The fourth proportional to 75,119.24, 103,664.82 and 41,585.24 is: 57,387.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,119.24 : 103,664.82 = 41,585.24 : x
  2. Step 2: Convert to fraction form
    75,119.24/103,664.82 = 41,585.24/x
  3. Step 3: Cross multiply
    75,119.24x = 103,664.82 × 41,585.24
  4. Step 4: Simplify right side
    75,119.24x = 4,310,926,419.26
  5. Step 5: Solve for x
    x = 4,310,926,419.26/75,119.24
  6. Step 6: Final answer
    x = 57,387.78

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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.