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Finding the Fourth Proportional to 202,265.20, 303,647.40 and 127,385.20

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Solution

The fourth proportional to 202,265.20, 303,647.40 and 127,385.20 is: 191,235.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,265.20 : 303,647.40 = 127,385.20 : x
  2. Step 2: Convert to fraction form
    202,265.20/303,647.40 = 127,385.20/x
  3. Step 3: Cross multiply
    202,265.20x = 303,647.40 × 127,385.20
  4. Step 4: Simplify right side
    202,265.20x = 38,680,184,778.48
  5. Step 5: Solve for x
    x = 38,680,184,778.48/202,265.20
  6. Step 6: Final answer
    x = 191,235.00

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