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Finding the Fourth Proportional to 219,317.10, 328,975.65 and 166,829.10

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Solution

The fourth proportional to 219,317.10, 328,975.65 and 166,829.10 is: 250,243.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,317.10 : 328,975.65 = 166,829.10 : x
  2. Step 2: Convert to fraction form
    219,317.10/328,975.65 = 166,829.10/x
  3. Step 3: Cross multiply
    219,317.10x = 328,975.65 × 166,829.10
  4. Step 4: Simplify right side
    219,317.10x = 54,882,711,611.42
  5. Step 5: Solve for x
    x = 54,882,711,611.42/219,317.10
  6. Step 6: Final answer
    x = 250,243.65

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