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Finding the Fourth Proportional to 246,447.96, 340,098.20 and 133,270.71

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Solution

The fourth proportional to 246,447.96, 340,098.20 and 133,270.71 is: 183,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,447.96 : 340,098.20 = 133,270.71 : x
  2. Step 2: Convert to fraction form
    246,447.96/340,098.20 = 133,270.71/x
  3. Step 3: Cross multiply
    246,447.96x = 340,098.20 × 133,270.71
  4. Step 4: Simplify right side
    246,447.96x = 45,325,128,583.72
  5. Step 5: Solve for x
    x = 45,325,128,583.72/246,447.96
  6. Step 6: Final answer
    x = 183,913.59

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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.