Home / 179,831.44-248,149.68-99,253.78

Finding the Fourth Proportional to 179,831.44, 248,149.68 and 99,253.78

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Solution

The fourth proportional to 179,831.44, 248,149.68 and 99,253.78 is: 136,960.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,831.44 : 248,149.68 = 99,253.78 : x
  2. Step 2: Convert to fraction form
    179,831.44/248,149.68 = 99,253.78/x
  3. Step 3: Cross multiply
    179,831.44x = 248,149.68 × 99,253.78
  4. Step 4: Simplify right side
    179,831.44x = 24,629,793,745.79
  5. Step 5: Solve for x
    x = 24,629,793,745.79/179,831.44
  6. Step 6: Final answer
    x = 136,960.44

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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.