Home / 272,463.27-408,753.73-82,938.46

Finding the Fourth Proportional to 272,463.27, 408,753.73 and 82,938.46

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Solution

The fourth proportional to 272,463.27, 408,753.73 and 82,938.46 is: 124,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,463.27 : 408,753.73 = 82,938.46 : x
  2. Step 2: Convert to fraction form
    272,463.27/408,753.73 = 82,938.46/x
  3. Step 3: Cross multiply
    272,463.27x = 408,753.73 × 82,938.46
  4. Step 4: Simplify right side
    272,463.27x = 33,901,404,885.46
  5. Step 5: Solve for x
    x = 33,901,404,885.46/272,463.27
  6. Step 6: Final answer
    x = 124,425.60

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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.