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Finding the Fourth Proportional to 70,151.46, 96,793.11 and 41,851.50

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Solution

The fourth proportional to 70,151.46, 96,793.11 and 41,851.50 is: 57,745.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,151.46 : 96,793.11 = 41,851.50 : x
  2. Step 2: Convert to fraction form
    70,151.46/96,793.11 = 41,851.50/x
  3. Step 3: Cross multiply
    70,151.46x = 96,793.11 × 41,851.50
  4. Step 4: Simplify right side
    70,151.46x = 4,050,936,843.17
  5. Step 5: Solve for x
    x = 4,050,936,843.17/70,151.46
  6. Step 6: Final answer
    x = 57,745.58

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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.