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Finding the Fourth Proportional to 88,337.34, 121,908.78 and 50,618.88

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Solution

The fourth proportional to 88,337.34, 121,908.78 and 50,618.88 is: 69,855.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,337.34 : 121,908.78 = 50,618.88 : x
  2. Step 2: Convert to fraction form
    88,337.34/121,908.78 = 50,618.88/x
  3. Step 3: Cross multiply
    88,337.34x = 121,908.78 × 50,618.88
  4. Step 4: Simplify right side
    88,337.34x = 6,170,885,905.77
  5. Step 5: Solve for x
    x = 6,170,885,905.77/88,337.34
  6. Step 6: Final answer
    x = 69,855.92

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