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Finding the Fourth Proportional to 178,123.40, 266,659.98 and 131,584.04

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Solution

The fourth proportional to 178,123.40, 266,659.98 and 131,584.04 is: 196,988.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,123.40 : 266,659.98 = 131,584.04 : x
  2. Step 2: Convert to fraction form
    178,123.40/266,659.98 = 131,584.04/x
  3. Step 3: Cross multiply
    178,123.40x = 266,659.98 × 131,584.04
  4. Step 4: Simplify right side
    178,123.40x = 35,088,197,474.72
  5. Step 5: Solve for x
    x = 35,088,197,474.72/178,123.40
  6. Step 6: Final answer
    x = 196,988.14

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