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Finding the Fourth Proportional to 246,099.60, 369,148.32 and 68,606.64

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Solution

The fourth proportional to 246,099.60, 369,148.32 and 68,606.64 is: 102,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,099.60 : 369,148.32 = 68,606.64 : x
  2. Step 2: Convert to fraction form
    246,099.60/369,148.32 = 68,606.64/x
  3. Step 3: Cross multiply
    246,099.60x = 369,148.32 × 68,606.64
  4. Step 4: Simplify right side
    246,099.60x = 25,326,025,896.84
  5. Step 5: Solve for x
    x = 25,326,025,896.84/246,099.60
  6. Step 6: Final answer
    x = 102,909.66

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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.