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Finding the Fourth Proportional to 179,241.68, 268,822.20 and 52,854.80

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Solution

The fourth proportional to 179,241.68, 268,822.20 and 52,854.80 is: 79,270.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,241.68 : 268,822.20 = 52,854.80 : x
  2. Step 2: Convert to fraction form
    179,241.68/268,822.20 = 52,854.80/x
  3. Step 3: Cross multiply
    179,241.68x = 268,822.20 × 52,854.80
  4. Step 4: Simplify right side
    179,241.68x = 14,208,543,616.56
  5. Step 5: Solve for x
    x = 14,208,543,616.56/179,241.68
  6. Step 6: Final answer
    x = 79,270.31

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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.