Home / 146,212.31-218,819.45-122,546.58

Finding the Fourth Proportional to 146,212.31, 218,819.45 and 122,546.58

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Solution

The fourth proportional to 146,212.31, 218,819.45 and 122,546.58 is: 183,401.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,212.31 : 218,819.45 = 122,546.58 : x
  2. Step 2: Convert to fraction form
    146,212.31/218,819.45 = 122,546.58/x
  3. Step 3: Cross multiply
    146,212.31x = 218,819.45 × 122,546.58
  4. Step 4: Simplify right side
    146,212.31x = 26,815,575,234.98
  5. Step 5: Solve for x
    x = 26,815,575,234.98/146,212.31
  6. Step 6: Final answer
    x = 183,401.62

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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.