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Finding the Fourth Proportional to 88,316.79, 121,874.46 and 50,079.87

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Solution

The fourth proportional to 88,316.79, 121,874.46 and 50,079.87 is: 69,108.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,316.79 : 121,874.46 = 50,079.87 : x
  2. Step 2: Convert to fraction form
    88,316.79/121,874.46 = 50,079.87/x
  3. Step 3: Cross multiply
    88,316.79x = 121,874.46 × 50,079.87
  4. Step 4: Simplify right side
    88,316.79x = 6,103,457,113.12
  5. Step 5: Solve for x
    x = 6,103,457,113.12/88,316.79
  6. Step 6: Final answer
    x = 69,108.68

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