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Finding the Fourth Proportional to 153,908.60, 230,862.90 and 75,176.60

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Solution

The fourth proportional to 153,908.60, 230,862.90 and 75,176.60 is: 112,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,908.60 : 230,862.90 = 75,176.60 : x
  2. Step 2: Convert to fraction form
    153,908.60/230,862.90 = 75,176.60/x
  3. Step 3: Cross multiply
    153,908.60x = 230,862.90 × 75,176.60
  4. Step 4: Simplify right side
    153,908.60x = 17,355,487,888.14
  5. Step 5: Solve for x
    x = 17,355,487,888.14/153,908.60
  6. Step 6: Final answer
    x = 112,764.90

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