Home / 251,046.54-346,451.31-137,876.58

Finding the Fourth Proportional to 251,046.54, 346,451.31 and 137,876.58

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Solution

The fourth proportional to 251,046.54, 346,451.31 and 137,876.58 is: 190,273.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,046.54 : 346,451.31 = 137,876.58 : x
  2. Step 2: Convert to fraction form
    251,046.54/346,451.31 = 137,876.58/x
  3. Step 3: Cross multiply
    251,046.54x = 346,451.31 × 137,876.58
  4. Step 4: Simplify right side
    251,046.54x = 47,767,521,759.32
  5. Step 5: Solve for x
    x = 47,767,521,759.32/251,046.54
  6. Step 6: Final answer
    x = 190,273.57

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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.