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Finding the Fourth Proportional to 123,492.06, 170,419.68 and 66,903.48

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Solution

The fourth proportional to 123,492.06, 170,419.68 and 66,903.48 is: 92,327.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,492.06 : 170,419.68 = 66,903.48 : x
  2. Step 2: Convert to fraction form
    123,492.06/170,419.68 = 66,903.48/x
  3. Step 3: Cross multiply
    123,492.06x = 170,419.68 × 66,903.48
  4. Step 4: Simplify right side
    123,492.06x = 11,401,669,652.49
  5. Step 5: Solve for x
    x = 11,401,669,652.49/123,492.06
  6. Step 6: Final answer
    x = 92,327.15

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