Home / 75,073.11-103,600-41,081.23

Finding the Fourth Proportional to 75,073.11, 103,600 and 41,081.23

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Solution

The fourth proportional to 75,073.11, 103,600 and 41,081.23 is: 56,691.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,073.11 : 103,600 = 41,081.23 : x
  2. Step 2: Convert to fraction form
    75,073.11/103,600 = 41,081.23/x
  3. Step 3: Cross multiply
    75,073.11x = 103,600 × 41,081.23
  4. Step 4: Simplify right side
    75,073.11x = 4,256,015,428.00
  5. Step 5: Solve for x
    x = 4,256,015,428.00/75,073.11
  6. Step 6: Final answer
    x = 56,691.61

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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.