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Finding the Fourth Proportional to 69,465.76, 95,851.92 and 41,166.88

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Solution

The fourth proportional to 69,465.76, 95,851.92 and 41,166.88 is: 56,803.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,465.76 : 95,851.92 = 41,166.88 : x
  2. Step 2: Convert to fraction form
    69,465.76/95,851.92 = 41,166.88/x
  3. Step 3: Cross multiply
    69,465.76x = 95,851.92 × 41,166.88
  4. Step 4: Simplify right side
    69,465.76x = 3,945,924,488.41
  5. Step 5: Solve for x
    x = 3,945,924,488.41/69,465.76
  6. Step 6: Final answer
    x = 56,803.88

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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.