Home / 52,771.46-72,819.26-30,115.34

Finding the Fourth Proportional to 52,771.46, 72,819.26 and 30,115.34

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Solution

The fourth proportional to 52,771.46, 72,819.26 and 30,115.34 is: 41,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,771.46 : 72,819.26 = 30,115.34 : x
  2. Step 2: Convert to fraction form
    52,771.46/72,819.26 = 30,115.34/x
  3. Step 3: Cross multiply
    52,771.46x = 72,819.26 × 30,115.34
  4. Step 4: Simplify right side
    52,771.46x = 2,192,976,773.45
  5. Step 5: Solve for x
    x = 2,192,976,773.45/52,771.46
  6. Step 6: Final answer
    x = 41,556.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.