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Finding the Fourth Proportional to 89,900.74, 124,066.23 and 51,661.27

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Solution

The fourth proportional to 89,900.74, 124,066.23 and 51,661.27 is: 71,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,900.74 : 124,066.23 = 51,661.27 : x
  2. Step 2: Convert to fraction form
    89,900.74/124,066.23 = 51,661.27/x
  3. Step 3: Cross multiply
    89,900.74x = 124,066.23 × 51,661.27
  4. Step 4: Simplify right side
    89,900.74x = 6,409,418,908.92
  5. Step 5: Solve for x
    x = 6,409,418,908.92/89,900.74
  6. Step 6: Final answer
    x = 71,294.40

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