Home / 323,077.20-445,841.76-179,837.04

Finding the Fourth Proportional to 323,077.20, 445,841.76 and 179,837.04

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Solution

The fourth proportional to 323,077.20, 445,841.76 and 179,837.04 is: 248,172.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,077.20 : 445,841.76 = 179,837.04 : x
  2. Step 2: Convert to fraction form
    323,077.20/445,841.76 = 179,837.04/x
  3. Step 3: Cross multiply
    323,077.20x = 445,841.76 × 179,837.04
  4. Step 4: Simplify right side
    323,077.20x = 80,178,862,426.79
  5. Step 5: Solve for x
    x = 80,178,862,426.79/323,077.20
  6. Step 6: Final answer
    x = 248,172.46

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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.