Home / 231,233.15-346,006.22-136,508.72

Finding the Fourth Proportional to 231,233.15, 346,006.22 and 136,508.72

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Solution

The fourth proportional to 231,233.15, 346,006.22 and 136,508.72 is: 204,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,233.15 : 346,006.22 = 136,508.72 : x
  2. Step 2: Convert to fraction form
    231,233.15/346,006.22 = 136,508.72/x
  3. Step 3: Cross multiply
    231,233.15x = 346,006.22 × 136,508.72
  4. Step 4: Simplify right side
    231,233.15x = 47,232,863,791.66
  5. Step 5: Solve for x
    x = 47,232,863,791.66/231,233.15
  6. Step 6: Final answer
    x = 204,265.10

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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.