Home / 75,410.28-113,105.09-41,738.58

Finding the Fourth Proportional to 75,410.28, 113,105.09 and 41,738.58

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Solution

The fourth proportional to 75,410.28, 113,105.09 and 41,738.58 is: 62,602.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,410.28 : 113,105.09 = 41,738.58 : x
  2. Step 2: Convert to fraction form
    75,410.28/113,105.09 = 41,738.58/x
  3. Step 3: Cross multiply
    75,410.28x = 113,105.09 × 41,738.58
  4. Step 4: Simplify right side
    75,410.28x = 4,720,845,951.72
  5. Step 5: Solve for x
    x = 4,720,845,951.72/75,410.28
  6. Step 6: Final answer
    x = 62,602.15

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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.