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Finding the Fourth Proportional to 109,977.29, 151,772.03 and 64,646.96

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Solution

The fourth proportional to 109,977.29, 151,772.03 and 64,646.96 is: 89,214.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,977.29 : 151,772.03 = 64,646.96 : x
  2. Step 2: Convert to fraction form
    109,977.29/151,772.03 = 64,646.96/x
  3. Step 3: Cross multiply
    109,977.29x = 151,772.03 × 64,646.96
  4. Step 4: Simplify right side
    109,977.29x = 9,811,600,366.58
  5. Step 5: Solve for x
    x = 9,811,600,366.58/109,977.29
  6. Step 6: Final answer
    x = 89,214.78

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