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Finding the Fourth Proportional to 242,695.10, 364,042.65 and 137,719.10

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Solution

The fourth proportional to 242,695.10, 364,042.65 and 137,719.10 is: 206,578.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,695.10 : 364,042.65 = 137,719.10 : x
  2. Step 2: Convert to fraction form
    242,695.10/364,042.65 = 137,719.10/x
  3. Step 3: Cross multiply
    242,695.10x = 364,042.65 × 137,719.10
  4. Step 4: Simplify right side
    242,695.10x = 50,135,626,119.62
  5. Step 5: Solve for x
    x = 50,135,626,119.62/242,695.10
  6. Step 6: Final answer
    x = 206,578.65

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