Home / 243,538.22-336,084.72-136,112.78

Finding the Fourth Proportional to 243,538.22, 336,084.72 and 136,112.78

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Solution

The fourth proportional to 243,538.22, 336,084.72 and 136,112.78 is: 187,836.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,538.22 : 336,084.72 = 136,112.78 : x
  2. Step 2: Convert to fraction form
    243,538.22/336,084.72 = 136,112.78/x
  3. Step 3: Cross multiply
    243,538.22x = 336,084.72 × 136,112.78
  4. Step 4: Simplify right side
    243,538.22x = 45,745,425,554.72
  5. Step 5: Solve for x
    x = 45,745,425,554.72/243,538.22
  6. Step 6: Final answer
    x = 187,836.74

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