Home / 251,238.11-376,915.41-82,752.37

Finding the Fourth Proportional to 251,238.11, 376,915.41 and 82,752.37

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Solution

The fourth proportional to 251,238.11, 376,915.41 and 82,752.37 is: 124,147.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,238.11 : 376,915.41 = 82,752.37 : x
  2. Step 2: Convert to fraction form
    251,238.11/376,915.41 = 82,752.37/x
  3. Step 3: Cross multiply
    251,238.11x = 376,915.41 × 82,752.37
  4. Step 4: Simplify right side
    251,238.11x = 31,190,642,524.73
  5. Step 5: Solve for x
    x = 31,190,642,524.73/251,238.11
  6. Step 6: Final answer
    x = 124,147.74

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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.