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Finding the Fourth Proportional to 201,695.40, 302,543.10 and 83,451.60

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Solution

The fourth proportional to 201,695.40, 302,543.10 and 83,451.60 is: 125,177.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,695.40 : 302,543.10 = 83,451.60 : x
  2. Step 2: Convert to fraction form
    201,695.40/302,543.10 = 83,451.60/x
  3. Step 3: Cross multiply
    201,695.40x = 302,543.10 × 83,451.60
  4. Step 4: Simplify right side
    201,695.40x = 25,247,705,763.96
  5. Step 5: Solve for x
    x = 25,247,705,763.96/201,695.40
  6. Step 6: Final answer
    x = 125,177.40

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