Home / 122,831.36-184,249.31-38,589.94

Finding the Fourth Proportional to 122,831.36, 184,249.31 and 38,589.94

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Solution

The fourth proportional to 122,831.36, 184,249.31 and 38,589.94 is: 57,885.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,831.36 : 184,249.31 = 38,589.94 : x
  2. Step 2: Convert to fraction form
    122,831.36/184,249.31 = 38,589.94/x
  3. Step 3: Cross multiply
    122,831.36x = 184,249.31 × 38,589.94
  4. Step 4: Simplify right side
    122,831.36x = 7,110,169,164.37
  5. Step 5: Solve for x
    x = 7,110,169,164.37/122,831.36
  6. Step 6: Final answer
    x = 57,885.62

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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.