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Finding the Fourth Proportional to 133,958.74, 184,831.26 and 75,816.22

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Solution

The fourth proportional to 133,958.74, 184,831.26 and 75,816.22 is: 104,608.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,958.74 : 184,831.26 = 75,816.22 : x
  2. Step 2: Convert to fraction form
    133,958.74/184,831.26 = 75,816.22/x
  3. Step 3: Cross multiply
    133,958.74x = 184,831.26 × 75,816.22
  4. Step 4: Simplify right side
    133,958.74x = 14,013,207,471.04
  5. Step 5: Solve for x
    x = 14,013,207,471.04/133,958.74
  6. Step 6: Final answer
    x = 104,608.39

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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.