Home / 162,961.62-244,550.90-66,977.56

Finding the Fourth Proportional to 162,961.62, 244,550.90 and 66,977.56

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Solution

The fourth proportional to 162,961.62, 244,550.90 and 66,977.56 is: 100,510.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,961.62 : 244,550.90 = 66,977.56 : x
  2. Step 2: Convert to fraction form
    162,961.62/244,550.90 = 66,977.56/x
  3. Step 3: Cross multiply
    162,961.62x = 244,550.90 × 66,977.56
  4. Step 4: Simplify right side
    162,961.62x = 16,379,422,577.80
  5. Step 5: Solve for x
    x = 16,379,422,577.80/162,961.62
  6. Step 6: Final answer
    x = 100,510.92

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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.