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Finding the Fourth Proportional to 185,576.88, 278,229 and 59,144.37

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Solution

The fourth proportional to 185,576.88, 278,229 and 59,144.37 is: 88,673.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,576.88 : 278,229 = 59,144.37 : x
  2. Step 2: Convert to fraction form
    185,576.88/278,229 = 59,144.37/x
  3. Step 3: Cross multiply
    185,576.88x = 278,229 × 59,144.37
  4. Step 4: Simplify right side
    185,576.88x = 16,455,678,920.73
  5. Step 5: Solve for x
    x = 16,455,678,920.73/185,576.88
  6. Step 6: Final answer
    x = 88,673.11

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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.