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Finding the Fourth Proportional to 123,325.40, 184,988.10 and 92,221.40

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Solution

The fourth proportional to 123,325.40, 184,988.10 and 92,221.40 is: 138,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,325.40 : 184,988.10 = 92,221.40 : x
  2. Step 2: Convert to fraction form
    123,325.40/184,988.10 = 92,221.40/x
  3. Step 3: Cross multiply
    123,325.40x = 184,988.10 × 92,221.40
  4. Step 4: Simplify right side
    123,325.40x = 17,059,861,565.34
  5. Step 5: Solve for x
    x = 17,059,861,565.34/123,325.40
  6. Step 6: Final answer
    x = 138,332.10

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