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Finding the Fourth Proportional to 228,589.80, 342,845.82 and 62,338.92

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Solution

The fourth proportional to 228,589.80, 342,845.82 and 62,338.92 is: 93,497.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,589.80 : 342,845.82 = 62,338.92 : x
  2. Step 2: Convert to fraction form
    228,589.80/342,845.82 = 62,338.92/x
  3. Step 3: Cross multiply
    228,589.80x = 342,845.82 × 62,338.92
  4. Step 4: Simplify right side
    228,589.80x = 21,372,638,145.31
  5. Step 5: Solve for x
    x = 21,372,638,145.31/228,589.80
  6. Step 6: Final answer
    x = 93,497.78

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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.