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Finding the Fourth Proportional to 157,110.40, 235,406.40 and 133,782.40

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Solution

The fourth proportional to 157,110.40, 235,406.40 and 133,782.40 is: 200,452.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,110.40 : 235,406.40 = 133,782.40 : x
  2. Step 2: Convert to fraction form
    157,110.40/235,406.40 = 133,782.40/x
  3. Step 3: Cross multiply
    157,110.40x = 235,406.40 × 133,782.40
  4. Step 4: Simplify right side
    157,110.40x = 31,493,233,167.36
  5. Step 5: Solve for x
    x = 31,493,233,167.36/157,110.40
  6. Step 6: Final answer
    x = 200,452.89

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