Home / 251,279.07-376,974.18-82,792.59

Finding the Fourth Proportional to 251,279.07, 376,974.18 and 82,792.59

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Solution

The fourth proportional to 251,279.07, 376,974.18 and 82,792.59 is: 124,207.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,279.07 : 376,974.18 = 82,792.59 : x
  2. Step 2: Convert to fraction form
    251,279.07/376,974.18 = 82,792.59/x
  3. Step 3: Cross multiply
    251,279.07x = 376,974.18 × 82,792.59
  4. Step 4: Simplify right side
    251,279.07x = 31,210,668,725.33
  5. Step 5: Solve for x
    x = 31,210,668,725.33/251,279.07
  6. Step 6: Final answer
    x = 124,207.20

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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.