Home / 269,749.96-372,249.26-147,238.30

Finding the Fourth Proportional to 269,749.96, 372,249.26 and 147,238.30

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Solution

The fourth proportional to 269,749.96, 372,249.26 and 147,238.30 is: 203,185.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,749.96 : 372,249.26 = 147,238.30 : x
  2. Step 2: Convert to fraction form
    269,749.96/372,249.26 = 147,238.30/x
  3. Step 3: Cross multiply
    269,749.96x = 372,249.26 × 147,238.30
  4. Step 4: Simplify right side
    269,749.96x = 54,809,348,218.66
  5. Step 5: Solve for x
    x = 54,809,348,218.66/269,749.96
  6. Step 6: Final answer
    x = 203,185.75

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1.5x scale

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.