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Finding the Fourth Proportional to 242,692.74, 334,836.81 and 135,242.46

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Solution

The fourth proportional to 242,692.74, 334,836.81 and 135,242.46 is: 186,590.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,692.74 : 334,836.81 = 135,242.46 : x
  2. Step 2: Convert to fraction form
    242,692.74/334,836.81 = 135,242.46/x
  3. Step 3: Cross multiply
    242,692.74x = 334,836.81 × 135,242.46
  4. Step 4: Simplify right side
    242,692.74x = 45,284,153,882.95
  5. Step 5: Solve for x
    x = 45,284,153,882.95/242,692.74
  6. Step 6: Final answer
    x = 186,590.48

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