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Finding the Fourth Proportional to 88,346.43, 121,915.89 and 50,618.25

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Solution

The fourth proportional to 88,346.43, 121,915.89 and 50,618.25 is: 69,851.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,346.43 : 121,915.89 = 50,618.25 : x
  2. Step 2: Convert to fraction form
    88,346.43/121,915.89 = 50,618.25/x
  3. Step 3: Cross multiply
    88,346.43x = 121,915.89 × 50,618.25
  4. Step 4: Simplify right side
    88,346.43x = 6,171,168,998.99
  5. Step 5: Solve for x
    x = 6,171,168,998.99/88,346.43
  6. Step 6: Final answer
    x = 69,851.93

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