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Finding the Fourth Proportional to 246,402.78, 369,745.11 and 96,656.46

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Solution

The fourth proportional to 246,402.78, 369,745.11 and 96,656.46 is: 145,039.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,402.78 : 369,745.11 = 96,656.46 : x
  2. Step 2: Convert to fraction form
    246,402.78/369,745.11 = 96,656.46/x
  3. Step 3: Cross multiply
    246,402.78x = 369,745.11 × 96,656.46
  4. Step 4: Simplify right side
    246,402.78x = 35,738,253,434.91
  5. Step 5: Solve for x
    x = 35,738,253,434.91/246,402.78
  6. Step 6: Final answer
    x = 145,039.98

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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.