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Finding the Fourth Proportional to 109,672.74, 151,349.40 and 64,351.44

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Solution

The fourth proportional to 109,672.74, 151,349.40 and 64,351.44 is: 88,805.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,672.74 : 151,349.40 = 64,351.44 : x
  2. Step 2: Convert to fraction form
    109,672.74/151,349.40 = 64,351.44/x
  3. Step 3: Cross multiply
    109,672.74x = 151,349.40 × 64,351.44
  4. Step 4: Simplify right side
    109,672.74x = 9,739,551,833.14
  5. Step 5: Solve for x
    x = 9,739,551,833.14/109,672.74
  6. Step 6: Final answer
    x = 88,805.58

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