Home / 231,036.60-346,531.41-156,634.86

Finding the Fourth Proportional to 231,036.60, 346,531.41 and 156,634.86

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Solution

The fourth proportional to 231,036.60, 346,531.41 and 156,634.86 is: 234,936.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,036.60 : 346,531.41 = 156,634.86 : x
  2. Step 2: Convert to fraction form
    231,036.60/346,531.41 = 156,634.86/x
  3. Step 3: Cross multiply
    231,036.60x = 346,531.41 × 156,634.86
  4. Step 4: Simplify right side
    231,036.60x = 54,278,898,890.95
  5. Step 5: Solve for x
    x = 54,278,898,890.95/231,036.60
  6. Step 6: Final answer
    x = 234,936.36

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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.