Home / 148,234.20-222,497.10-73,438.80

Finding the Fourth Proportional to 148,234.20, 222,497.10 and 73,438.80

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Solution

The fourth proportional to 148,234.20, 222,497.10 and 73,438.80 is: 110,230.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,234.20 : 222,497.10 = 73,438.80 : x
  2. Step 2: Convert to fraction form
    148,234.20/222,497.10 = 73,438.80/x
  3. Step 3: Cross multiply
    148,234.20x = 222,497.10 × 73,438.80
  4. Step 4: Simplify right side
    148,234.20x = 16,339,920,027.48
  5. Step 5: Solve for x
    x = 16,339,920,027.48/148,234.20
  6. Step 6: Final answer
    x = 110,230.43

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1.5x scale

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.