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Finding the Fourth Proportional to 222,831.81, 334,081.48 and 134,064.51

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Solution

The fourth proportional to 222,831.81, 334,081.48 and 134,064.51 is: 200,996.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,831.81 : 334,081.48 = 134,064.51 : x
  2. Step 2: Convert to fraction form
    222,831.81/334,081.48 = 134,064.51/x
  3. Step 3: Cross multiply
    222,831.81x = 334,081.48 × 134,064.51
  4. Step 4: Simplify right side
    222,831.81x = 44,788,469,916.27
  5. Step 5: Solve for x
    x = 44,788,469,916.27/222,831.81
  6. Step 6: Final answer
    x = 200,996.75

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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.