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Finding the Fourth Proportional to 67,102.76, 100,591.56 and 22,698.62

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Solution

The fourth proportional to 67,102.76, 100,591.56 and 22,698.62 is: 34,026.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,102.76 : 100,591.56 = 22,698.62 : x
  2. Step 2: Convert to fraction form
    67,102.76/100,591.56 = 22,698.62/x
  3. Step 3: Cross multiply
    67,102.76x = 100,591.56 × 22,698.62
  4. Step 4: Simplify right side
    67,102.76x = 2,283,289,595.65
  5. Step 5: Solve for x
    x = 2,283,289,595.65/67,102.76
  6. Step 6: Final answer
    x = 34,026.76

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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.