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Finding the Fourth Proportional to 222,831.31, 334,080.74 and 134,064.02

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Solution

The fourth proportional to 222,831.31, 334,080.74 and 134,064.02 is: 200,996.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,831.31 : 334,080.74 = 134,064.02 : x
  2. Step 2: Convert to fraction form
    222,831.31/334,080.74 = 134,064.02/x
  3. Step 3: Cross multiply
    222,831.31x = 334,080.74 × 134,064.02
  4. Step 4: Simplify right side
    222,831.31x = 44,788,205,503.45
  5. Step 5: Solve for x
    x = 44,788,205,503.45/222,831.31
  6. Step 6: Final answer
    x = 200,996.02

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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.