Home / 148,524.20-222,786.30-89,475.20

Finding the Fourth Proportional to 148,524.20, 222,786.30 and 89,475.20

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Solution

The fourth proportional to 148,524.20, 222,786.30 and 89,475.20 is: 134,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,524.20 : 222,786.30 = 89,475.20 : x
  2. Step 2: Convert to fraction form
    148,524.20/222,786.30 = 89,475.20/x
  3. Step 3: Cross multiply
    148,524.20x = 222,786.30 × 89,475.20
  4. Step 4: Simplify right side
    148,524.20x = 19,933,848,749.76
  5. Step 5: Solve for x
    x = 19,933,848,749.76/148,524.20
  6. Step 6: Final answer
    x = 134,212.80

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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.