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Finding the Fourth Proportional to 134,869.80, 202,304.70 and 82,381.80

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Solution

The fourth proportional to 134,869.80, 202,304.70 and 82,381.80 is: 123,572.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,869.80 : 202,304.70 = 82,381.80 : x
  2. Step 2: Convert to fraction form
    134,869.80/202,304.70 = 82,381.80/x
  3. Step 3: Cross multiply
    134,869.80x = 202,304.70 × 82,381.80
  4. Step 4: Simplify right side
    134,869.80x = 16,666,225,334.46
  5. Step 5: Solve for x
    x = 16,666,225,334.46/134,869.80
  6. Step 6: Final answer
    x = 123,572.70

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