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Finding the Fourth Proportional to 146,543.40, 219,815.10 and 53,015.40

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Solution

The fourth proportional to 146,543.40, 219,815.10 and 53,015.40 is: 79,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,543.40 : 219,815.10 = 53,015.40 : x
  2. Step 2: Convert to fraction form
    146,543.40/219,815.10 = 53,015.40/x
  3. Step 3: Cross multiply
    146,543.40x = 219,815.10 × 53,015.40
  4. Step 4: Simplify right side
    146,543.40x = 11,653,585,452.54
  5. Step 5: Solve for x
    x = 11,653,585,452.54/146,543.40
  6. Step 6: Final answer
    x = 79,523.10

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