Home / 231,392.20-346,397.10-137,849.80

Finding the Fourth Proportional to 231,392.20, 346,397.10 and 137,849.80

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Solution

The fourth proportional to 231,392.20, 346,397.10 and 137,849.80 is: 206,362.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,392.20 : 346,397.10 = 137,849.80 : x
  2. Step 2: Convert to fraction form
    231,392.20/346,397.10 = 137,849.80/x
  3. Step 3: Cross multiply
    231,392.20x = 346,397.10 × 137,849.80
  4. Step 4: Simplify right side
    231,392.20x = 47,750,770,955.58
  5. Step 5: Solve for x
    x = 47,750,770,955.58/231,392.20
  6. Step 6: Final answer
    x = 206,362.92

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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.