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Finding the Fourth Proportional to 52,758.84, 79,140.69 and 29,367.66

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Solution

The fourth proportional to 52,758.84, 79,140.69 and 29,367.66 is: 44,052.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,758.84 : 79,140.69 = 29,367.66 : x
  2. Step 2: Convert to fraction form
    52,758.84/79,140.69 = 29,367.66/x
  3. Step 3: Cross multiply
    52,758.84x = 79,140.69 × 29,367.66
  4. Step 4: Simplify right side
    52,758.84x = 2,324,176,876.09
  5. Step 5: Solve for x
    x = 2,324,176,876.09/52,758.84
  6. Step 6: Final answer
    x = 44,052.84

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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.