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Finding the Fourth Proportional to 302,485.20, 453,727.80 and 92,122.80

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Solution

The fourth proportional to 302,485.20, 453,727.80 and 92,122.80 is: 138,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,485.20 : 453,727.80 = 92,122.80 : x
  2. Step 2: Convert to fraction form
    302,485.20/453,727.80 = 92,122.80/x
  3. Step 3: Cross multiply
    302,485.20x = 453,727.80 × 92,122.80
  4. Step 4: Simplify right side
    302,485.20x = 41,798,675,373.84
  5. Step 5: Solve for x
    x = 41,798,675,373.84/302,485.20
  6. Step 6: Final answer
    x = 138,184.20

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