Home / 160,939.25-241,408.86-85,831.85

Finding the Fourth Proportional to 160,939.25, 241,408.86 and 85,831.85

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Solution

The fourth proportional to 160,939.25, 241,408.86 and 85,831.85 is: 128,747.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,939.25 : 241,408.86 = 85,831.85 : x
  2. Step 2: Convert to fraction form
    160,939.25/241,408.86 = 85,831.85/x
  3. Step 3: Cross multiply
    160,939.25x = 241,408.86 × 85,831.85
  4. Step 4: Simplify right side
    160,939.25x = 20,720,567,853.15
  5. Step 5: Solve for x
    x = 20,720,567,853.15/160,939.25
  6. Step 6: Final answer
    x = 128,747.76

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1.5x scale

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.