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Finding the Fourth Proportional to 168,749.70, 253,124.55 and 102,155.55

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Solution

The fourth proportional to 168,749.70, 253,124.55 and 102,155.55 is: 153,233.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,749.70 : 253,124.55 = 102,155.55 : x
  2. Step 2: Convert to fraction form
    168,749.70/253,124.55 = 102,155.55/x
  3. Step 3: Cross multiply
    168,749.70x = 253,124.55 × 102,155.55
  4. Step 4: Simplify right side
    168,749.70x = 25,858,077,623.75
  5. Step 5: Solve for x
    x = 25,858,077,623.75/168,749.70
  6. Step 6: Final answer
    x = 153,233.33

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