Home / 251,356.87-346,833.75-149,344.56

Finding the Fourth Proportional to 251,356.87, 346,833.75 and 149,344.56

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Solution

The fourth proportional to 251,356.87, 346,833.75 and 149,344.56 is: 206,072.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,356.87 : 346,833.75 = 149,344.56 : x
  2. Step 2: Convert to fraction form
    251,356.87/346,833.75 = 149,344.56/x
  3. Step 3: Cross multiply
    251,356.87x = 346,833.75 × 149,344.56
  4. Step 4: Simplify right side
    251,356.87x = 51,797,733,506.88
  5. Step 5: Solve for x
    x = 51,797,733,506.88/251,356.87
  6. Step 6: Final answer
    x = 206,072.48

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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.