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Finding the Fourth Proportional to 246,672.88, 340,372.18 and 144,659.81

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Solution

The fourth proportional to 246,672.88, 340,372.18 and 144,659.81 is: 199,609.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,672.88 : 340,372.18 = 144,659.81 : x
  2. Step 2: Convert to fraction form
    246,672.88/340,372.18 = 144,659.81/x
  3. Step 3: Cross multiply
    246,672.88x = 340,372.18 × 144,659.81
  4. Step 4: Simplify right side
    246,672.88x = 49,238,173,191.54
  5. Step 5: Solve for x
    x = 49,238,173,191.54/246,672.88
  6. Step 6: Final answer
    x = 199,609.19

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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.