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Finding the Fourth Proportional to 242,531.20, 363,796.80 and 191,792.80

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Solution

The fourth proportional to 242,531.20, 363,796.80 and 191,792.80 is: 287,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,531.20 : 363,796.80 = 191,792.80 : x
  2. Step 2: Convert to fraction form
    242,531.20/363,796.80 = 191,792.80/x
  3. Step 3: Cross multiply
    242,531.20x = 363,796.80 × 191,792.80
  4. Step 4: Simplify right side
    242,531.20x = 69,773,606,903.04
  5. Step 5: Solve for x
    x = 69,773,606,903.04/242,531.20
  6. Step 6: Final answer
    x = 287,689.20

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