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Finding the Fourth Proportional to 73,066.38, 100,831.67 and 41,234.59

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Solution

The fourth proportional to 73,066.38, 100,831.67 and 41,234.59 is: 56,903.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,066.38 : 100,831.67 = 41,234.59 : x
  2. Step 2: Convert to fraction form
    73,066.38/100,831.67 = 41,234.59/x
  3. Step 3: Cross multiply
    73,066.38x = 100,831.67 × 41,234.59
  4. Step 4: Simplify right side
    73,066.38x = 4,157,752,571.47
  5. Step 5: Solve for x
    x = 4,157,752,571.47/73,066.38
  6. Step 6: Final answer
    x = 56,903.77

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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.