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Finding the Fourth Proportional to 179,649, 269,472.42 and 46,528.92

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Solution

The fourth proportional to 179,649, 269,472.42 and 46,528.92 is: 69,793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,649 : 269,472.42 = 46,528.92 : x
  2. Step 2: Convert to fraction form
    179,649/269,472.42 = 46,528.92/x
  3. Step 3: Cross multiply
    179,649x = 269,472.42 × 46,528.92
  4. Step 4: Simplify right side
    179,649x = 12,538,260,672.39
  5. Step 5: Solve for x
    x = 12,538,260,672.39/179,649
  6. Step 6: Final answer
    x = 69,793.10

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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.