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Finding the Fourth Proportional to 156,635.74, 216,105.87 and 88,645.96

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Solution

The fourth proportional to 156,635.74, 216,105.87 and 88,645.96 is: 122,302.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,635.74 : 216,105.87 = 88,645.96 : x
  2. Step 2: Convert to fraction form
    156,635.74/216,105.87 = 88,645.96/x
  3. Step 3: Cross multiply
    156,635.74x = 216,105.87 × 88,645.96
  4. Step 4: Simplify right side
    156,635.74x = 19,156,912,307.79
  5. Step 5: Solve for x
    x = 19,156,912,307.79/156,635.74
  6. Step 6: Final answer
    x = 122,302.31

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