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Finding the Fourth Proportional to 157,620.80, 236,301.60 and 83,748.80

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Solution

The fourth proportional to 157,620.80, 236,301.60 and 83,748.80 is: 125,554.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,620.80 : 236,301.60 = 83,748.80 : x
  2. Step 2: Convert to fraction form
    157,620.80/236,301.60 = 83,748.80/x
  3. Step 3: Cross multiply
    157,620.80x = 236,301.60 × 83,748.80
  4. Step 4: Simplify right side
    157,620.80x = 19,789,975,438.08
  5. Step 5: Solve for x
    x = 19,789,975,438.08/157,620.80
  6. Step 6: Final answer
    x = 125,554.34

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