Home / 251,174.17-376,813.10-82,704.57

Finding the Fourth Proportional to 251,174.17, 376,813.10 and 82,704.57

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Solution

The fourth proportional to 251,174.17, 376,813.10 and 82,704.57 is: 124,073.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,174.17 : 376,813.10 = 82,704.57 : x
  2. Step 2: Convert to fraction form
    251,174.17/376,813.10 = 82,704.57/x
  3. Step 3: Cross multiply
    251,174.17x = 376,813.10 × 82,704.57
  4. Step 4: Simplify right side
    251,174.17x = 31,164,165,405.87
  5. Step 5: Solve for x
    x = 31,164,165,405.87/251,174.17
  6. Step 6: Final answer
    x = 124,073.93

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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.