Home / 247,835.42-371,544.11-107,488.34

Finding the Fourth Proportional to 247,835.42, 371,544.11 and 107,488.34

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Solution

The fourth proportional to 247,835.42, 371,544.11 and 107,488.34 is: 161,141.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,835.42 : 371,544.11 = 107,488.34 : x
  2. Step 2: Convert to fraction form
    247,835.42/371,544.11 = 107,488.34/x
  3. Step 3: Cross multiply
    247,835.42x = 371,544.11 × 107,488.34
  4. Step 4: Simplify right side
    247,835.42x = 39,936,659,620.68
  5. Step 5: Solve for x
    x = 39,936,659,620.68/247,835.42
  6. Step 6: Final answer
    x = 161,141.86

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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.