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Finding the Fourth Proportional to 75,850.60, 113,800.86 and 35,886.76

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Solution

The fourth proportional to 75,850.60, 113,800.86 and 35,886.76 is: 53,841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,850.60 : 113,800.86 = 35,886.76 : x
  2. Step 2: Convert to fraction form
    75,850.60/113,800.86 = 35,886.76/x
  3. Step 3: Cross multiply
    75,850.60x = 113,800.86 × 35,886.76
  4. Step 4: Simplify right side
    75,850.60x = 4,083,944,150.61
  5. Step 5: Solve for x
    x = 4,083,944,150.61/75,850.60
  6. Step 6: Final answer
    x = 53,841.95

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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.