Home / 236,381.86-327,586.98-231,896.08

Finding the Fourth Proportional to 236,381.86, 327,586.98 and 231,896.08

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Solution

The fourth proportional to 236,381.86, 327,586.98 and 231,896.08 is: 321,370.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,381.86 : 327,586.98 = 231,896.08 : x
  2. Step 2: Convert to fraction form
    236,381.86/327,586.98 = 231,896.08/x
  3. Step 3: Cross multiply
    236,381.86x = 327,586.98 × 231,896.08
  4. Step 4: Simplify right side
    236,381.86x = 75,966,134,883.10
  5. Step 5: Solve for x
    x = 75,966,134,883.10/236,381.86
  6. Step 6: Final answer
    x = 321,370.42

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.