Home / 251,237.19-376,774.80-82,717.39

Finding the Fourth Proportional to 251,237.19, 376,774.80 and 82,717.39

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Solution

The fourth proportional to 251,237.19, 376,774.80 and 82,717.39 is: 124,049.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,237.19 : 376,774.80 = 82,717.39 : x
  2. Step 2: Convert to fraction form
    251,237.19/376,774.80 = 82,717.39/x
  3. Step 3: Cross multiply
    251,237.19x = 376,774.80 × 82,717.39
  4. Step 4: Simplify right side
    251,237.19x = 31,165,828,808.92
  5. Step 5: Solve for x
    x = 31,165,828,808.92/251,237.19
  6. Step 6: Final answer
    x = 124,049.42

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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.