Home / 258,747.96-357,076.22-144,027.86

Finding the Fourth Proportional to 258,747.96, 357,076.22 and 144,027.86

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Solution

The fourth proportional to 258,747.96, 357,076.22 and 144,027.86 is: 198,760.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,747.96 : 357,076.22 = 144,027.86 : x
  2. Step 2: Convert to fraction form
    258,747.96/357,076.22 = 144,027.86/x
  3. Step 3: Cross multiply
    258,747.96x = 357,076.22 × 144,027.86
  4. Step 4: Simplify right side
    258,747.96x = 51,428,923,326.52
  5. Step 5: Solve for x
    x = 51,428,923,326.52/258,747.96
  6. Step 6: Final answer
    x = 198,760.69

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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.