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Finding the Fourth Proportional to 84,690.08, 116,578.98 and 73,199.76

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Solution

The fourth proportional to 84,690.08, 116,578.98 and 73,199.76 is: 100,762.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,690.08 : 116,578.98 = 73,199.76 : x
  2. Step 2: Convert to fraction form
    84,690.08/116,578.98 = 73,199.76/x
  3. Step 3: Cross multiply
    84,690.08x = 116,578.98 × 73,199.76
  4. Step 4: Simplify right side
    84,690.08x = 8,533,552,919.87
  5. Step 5: Solve for x
    x = 8,533,552,919.87/84,690.08
  6. Step 6: Final answer
    x = 100,762.13

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