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Finding the Fourth Proportional to 246,378.64, 340,001.88 and 133,201.39

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Solution

The fourth proportional to 246,378.64, 340,001.88 and 133,201.39 is: 183,817.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,378.64 : 340,001.88 = 133,201.39 : x
  2. Step 2: Convert to fraction form
    246,378.64/340,001.88 = 133,201.39/x
  3. Step 3: Cross multiply
    246,378.64x = 340,001.88 × 133,201.39
  4. Step 4: Simplify right side
    246,378.64x = 45,288,723,018.61
  5. Step 5: Solve for x
    x = 45,288,723,018.61/246,378.64
  6. Step 6: Final answer
    x = 183,817.57

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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.