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Finding the Fourth Proportional to 52,807.68, 79,234.20 and 35,044.55

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Solution

The fourth proportional to 52,807.68, 79,234.20 and 35,044.55 is: 52,581.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,807.68 : 79,234.20 = 35,044.55 : x
  2. Step 2: Convert to fraction form
    52,807.68/79,234.20 = 35,044.55/x
  3. Step 3: Cross multiply
    52,807.68x = 79,234.20 × 35,044.55
  4. Step 4: Simplify right side
    52,807.68x = 2,776,726,784.57
  5. Step 5: Solve for x
    x = 2,776,726,784.57/52,807.68
  6. Step 6: Final answer
    x = 52,581.87

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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.