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Finding the Fourth Proportional to 73,168.80, 109,574.07 and 60,440.68

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Solution

The fourth proportional to 73,168.80, 109,574.07 and 60,440.68 is: 90,513.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,168.80 : 109,574.07 = 60,440.68 : x
  2. Step 2: Convert to fraction form
    73,168.80/109,574.07 = 60,440.68/x
  3. Step 3: Cross multiply
    73,168.80x = 109,574.07 × 60,440.68
  4. Step 4: Simplify right side
    73,168.80x = 6,622,731,211.48
  5. Step 5: Solve for x
    x = 6,622,731,211.48/73,168.80
  6. Step 6: Final answer
    x = 90,513.05

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