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Finding the Fourth Proportional to 167,428.80, 251,143.20 and 154,598.40

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Solution

The fourth proportional to 167,428.80, 251,143.20 and 154,598.40 is: 231,897.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,428.80 : 251,143.20 = 154,598.40 : x
  2. Step 2: Convert to fraction form
    167,428.80/251,143.20 = 154,598.40/x
  3. Step 3: Cross multiply
    167,428.80x = 251,143.20 × 154,598.40
  4. Step 4: Simplify right side
    167,428.80x = 38,826,336,890.88
  5. Step 5: Solve for x
    x = 38,826,336,890.88/167,428.80
  6. Step 6: Final answer
    x = 231,897.60

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