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Finding the Fourth Proportional to 354,719.40, 532,079.10 and 168,095.40

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Solution

The fourth proportional to 354,719.40, 532,079.10 and 168,095.40 is: 252,143.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,719.40 : 532,079.10 = 168,095.40 : x
  2. Step 2: Convert to fraction form
    354,719.40/532,079.10 = 168,095.40/x
  3. Step 3: Cross multiply
    354,719.40x = 532,079.10 × 168,095.40
  4. Step 4: Simplify right side
    354,719.40x = 89,440,049,146.14
  5. Step 5: Solve for x
    x = 89,440,049,146.14/354,719.40
  6. Step 6: Final answer
    x = 252,143.10

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