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Finding the Fourth Proportional to 225,333.54, 337,978.40 and 59,121.54

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Solution

The fourth proportional to 225,333.54, 337,978.40 and 59,121.54 is: 88,676.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,333.54 : 337,978.40 = 59,121.54 : x
  2. Step 2: Convert to fraction form
    225,333.54/337,978.40 = 59,121.54/x
  3. Step 3: Cross multiply
    225,333.54x = 337,978.40 × 59,121.54
  4. Step 4: Simplify right side
    225,333.54x = 19,981,803,494.74
  5. Step 5: Solve for x
    x = 19,981,803,494.74/225,333.54
  6. Step 6: Final answer
    x = 88,676.56

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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.