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Finding the Fourth Proportional to 153,915.10, 230,879.85 and 48,742.30

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Solution

The fourth proportional to 153,915.10, 230,879.85 and 48,742.30 is: 73,115.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,915.10 : 230,879.85 = 48,742.30 : x
  2. Step 2: Convert to fraction form
    153,915.10/230,879.85 = 48,742.30/x
  3. Step 3: Cross multiply
    153,915.10x = 230,879.85 × 48,742.30
  4. Step 4: Simplify right side
    153,915.10x = 11,253,614,912.66
  5. Step 5: Solve for x
    x = 11,253,614,912.66/153,915.10
  6. Step 6: Final answer
    x = 73,115.73

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