Home / 227,961.15-342,040.13-122,759.16

Finding the Fourth Proportional to 227,961.15, 342,040.13 and 122,759.16

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Solution

The fourth proportional to 227,961.15, 342,040.13 and 122,759.16 is: 184,191.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,961.15 : 342,040.13 = 122,759.16 : x
  2. Step 2: Convert to fraction form
    227,961.15/342,040.13 = 122,759.16/x
  3. Step 3: Cross multiply
    227,961.15x = 342,040.13 × 122,759.16
  4. Step 4: Simplify right side
    227,961.15x = 41,988,558,431.30
  5. Step 5: Solve for x
    x = 41,988,558,431.30/227,961.15
  6. Step 6: Final answer
    x = 184,191.73

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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.