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Finding the Fourth Proportional to 134,223.40, 201,104.70 and 87,452.20

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Solution

The fourth proportional to 134,223.40, 201,104.70 and 87,452.20 is: 131,028.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,223.40 : 201,104.70 = 87,452.20 : x
  2. Step 2: Convert to fraction form
    134,223.40/201,104.70 = 87,452.20/x
  3. Step 3: Cross multiply
    134,223.40x = 201,104.70 × 87,452.20
  4. Step 4: Simplify right side
    134,223.40x = 17,587,048,445.34
  5. Step 5: Solve for x
    x = 17,587,048,445.34/134,223.40
  6. Step 6: Final answer
    x = 131,028.18

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