Home / 251,168.12-346,610.62-136,445.85

Finding the Fourth Proportional to 251,168.12, 346,610.62 and 136,445.85

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Solution

The fourth proportional to 251,168.12, 346,610.62 and 136,445.85 is: 188,294.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,168.12 : 346,610.62 = 136,445.85 : x
  2. Step 2: Convert to fraction form
    251,168.12/346,610.62 = 136,445.85/x
  3. Step 3: Cross multiply
    251,168.12x = 346,610.62 × 136,445.85
  4. Step 4: Simplify right side
    251,168.12x = 47,293,580,584.05
  5. Step 5: Solve for x
    x = 47,293,580,584.05/251,168.12
  6. Step 6: Final answer
    x = 188,294.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.