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Finding the Fourth Proportional to 232,940.43, 349,418.41 and 64,446.64

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Solution

The fourth proportional to 232,940.43, 349,418.41 and 64,446.64 is: 96,672.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,940.43 : 349,418.41 = 64,446.64 : x
  2. Step 2: Convert to fraction form
    232,940.43/349,418.41 = 64,446.64/x
  3. Step 3: Cross multiply
    232,940.43x = 349,418.41 × 64,446.64
  4. Step 4: Simplify right side
    232,940.43x = 22,518,841,443.98
  5. Step 5: Solve for x
    x = 22,518,841,443.98/232,940.43
  6. Step 6: Final answer
    x = 96,672.10

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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.