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Finding the Fourth Proportional to 246,447.92, 340,096.92 and 133,270.40

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Solution

The fourth proportional to 246,447.92, 340,096.92 and 133,270.40 is: 183,912.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,447.92 : 340,096.92 = 133,270.40 : x
  2. Step 2: Convert to fraction form
    246,447.92/340,096.92 = 133,270.40/x
  3. Step 3: Cross multiply
    246,447.92x = 340,096.92 × 133,270.40
  4. Step 4: Simplify right side
    246,447.92x = 45,324,852,567.17
  5. Step 5: Solve for x
    x = 45,324,852,567.17/246,447.92
  6. Step 6: Final answer
    x = 183,912.50

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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.