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Finding the Fourth Proportional to 238,666.24, 357,775.80 and 80,784.16

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Solution

The fourth proportional to 238,666.24, 357,775.80 and 80,784.16 is: 121,100.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,666.24 : 357,775.80 = 80,784.16 : x
  2. Step 2: Convert to fraction form
    238,666.24/357,775.80 = 80,784.16/x
  3. Step 3: Cross multiply
    238,666.24x = 357,775.80 × 80,784.16
  4. Step 4: Simplify right side
    238,666.24x = 28,902,617,471.33
  5. Step 5: Solve for x
    x = 28,902,617,471.33/238,666.24
  6. Step 6: Final answer
    x = 121,100.57

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