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Finding the Fourth Proportional to 131,793.84, 197,661.10 and 60,648.24

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Solution

The fourth proportional to 131,793.84, 197,661.10 and 60,648.24 is: 90,958.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,793.84 : 197,661.10 = 60,648.24 : x
  2. Step 2: Convert to fraction form
    131,793.84/197,661.10 = 60,648.24/x
  3. Step 3: Cross multiply
    131,793.84x = 197,661.10 × 60,648.24
  4. Step 4: Simplify right side
    131,793.84x = 11,987,797,831.46
  5. Step 5: Solve for x
    x = 11,987,797,831.46/131,793.84
  6. Step 6: Final answer
    x = 90,958.71

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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.