Home / 246,115.86-339,639.87-132,938.61

Finding the Fourth Proportional to 246,115.86, 339,639.87 and 132,938.61

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Solution

The fourth proportional to 246,115.86, 339,639.87 and 132,938.61 is: 183,455.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,115.86 : 339,639.87 = 132,938.61 : x
  2. Step 2: Convert to fraction form
    246,115.86/339,639.87 = 132,938.61/x
  3. Step 3: Cross multiply
    246,115.86x = 339,639.87 × 132,938.61
  4. Step 4: Simplify right side
    246,115.86x = 45,151,252,218.38
  5. Step 5: Solve for x
    x = 45,151,252,218.38/246,115.86
  6. Step 6: Final answer
    x = 183,455.27

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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.