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Finding the Fourth Proportional to 96,611.40, 144,849.60 and 57,148.20

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Solution

The fourth proportional to 96,611.40, 144,849.60 and 57,148.20 is: 85,682.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,611.40 : 144,849.60 = 57,148.20 : x
  2. Step 2: Convert to fraction form
    96,611.40/144,849.60 = 57,148.20/x
  3. Step 3: Cross multiply
    96,611.40x = 144,849.60 × 57,148.20
  4. Step 4: Simplify right side
    96,611.40x = 8,277,893,910.72
  5. Step 5: Solve for x
    x = 8,277,893,910.72/96,611.40
  6. Step 6: Final answer
    x = 85,682.37

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