Home / 232,969.20-320,704.08-172,425.72

Finding the Fourth Proportional to 232,969.20, 320,704.08 and 172,425.72

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Solution

The fourth proportional to 232,969.20, 320,704.08 and 172,425.72 is: 237,360.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,969.20 : 320,704.08 = 172,425.72 : x
  2. Step 2: Convert to fraction form
    232,969.20/320,704.08 = 172,425.72/x
  3. Step 3: Cross multiply
    232,969.20x = 320,704.08 × 172,425.72
  4. Step 4: Simplify right side
    232,969.20x = 55,297,631,900.94
  5. Step 5: Solve for x
    x = 55,297,631,900.94/232,969.20
  6. Step 6: Final answer
    x = 237,360.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.