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Finding the Fourth Proportional to 222,831.31, 334,080.73 and 134,064.01

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Solution

The fourth proportional to 222,831.31, 334,080.73 and 134,064.01 is: 200,996.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,831.31 : 334,080.73 = 134,064.01 : x
  2. Step 2: Convert to fraction form
    222,831.31/334,080.73 = 134,064.01/x
  3. Step 3: Cross multiply
    222,831.31x = 334,080.73 × 134,064.01
  4. Step 4: Simplify right side
    222,831.31x = 44,788,202,327.53
  5. Step 5: Solve for x
    x = 44,788,202,327.53/222,831.31
  6. Step 6: Final answer
    x = 200,996.00

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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.