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Finding the Fourth Proportional to 73,547.70, 110,321.55 and 51,429.30

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Solution

The fourth proportional to 73,547.70, 110,321.55 and 51,429.30 is: 77,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,547.70 : 110,321.55 = 51,429.30 : x
  2. Step 2: Convert to fraction form
    73,547.70/110,321.55 = 51,429.30/x
  3. Step 3: Cross multiply
    73,547.70x = 110,321.55 × 51,429.30
  4. Step 4: Simplify right side
    73,547.70x = 5,673,760,091.42
  5. Step 5: Solve for x
    x = 5,673,760,091.42/73,547.70
  6. Step 6: Final answer
    x = 77,143.95

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