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Finding the Fourth Proportional to 83,964, 125,819.04 and 50,647.04

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Solution

The fourth proportional to 83,964, 125,819.04 and 50,647.04 is: 75,893.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,964 : 125,819.04 = 50,647.04 : x
  2. Step 2: Convert to fraction form
    83,964/125,819.04 = 50,647.04/x
  3. Step 3: Cross multiply
    83,964x = 125,819.04 × 50,647.04
  4. Step 4: Simplify right side
    83,964x = 6,372,361,951.64
  5. Step 5: Solve for x
    x = 6,372,361,951.64/83,964
  6. Step 6: Final answer
    x = 75,893.98

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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.