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Finding the Fourth Proportional to 242,566.40, 363,784.80 and 74,086.40

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Solution

The fourth proportional to 242,566.40, 363,784.80 and 74,086.40 is: 111,109.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,566.40 : 363,784.80 = 74,086.40 : x
  2. Step 2: Convert to fraction form
    242,566.40/363,784.80 = 74,086.40/x
  3. Step 3: Cross multiply
    242,566.40x = 363,784.80 × 74,086.40
  4. Step 4: Simplify right side
    242,566.40x = 26,951,506,206.72
  5. Step 5: Solve for x
    x = 26,951,506,206.72/242,566.40
  6. Step 6: Final answer
    x = 111,109.81

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