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Finding the Fourth Proportional to 107,938.52, 161,905.35 and 48,758.30

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Solution

The fourth proportional to 107,938.52, 161,905.35 and 48,758.30 is: 73,136.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,938.52 : 161,905.35 = 48,758.30 : x
  2. Step 2: Convert to fraction form
    107,938.52/161,905.35 = 48,758.30/x
  3. Step 3: Cross multiply
    107,938.52x = 161,905.35 × 48,758.30
  4. Step 4: Simplify right side
    107,938.52x = 7,894,229,626.91
  5. Step 5: Solve for x
    x = 7,894,229,626.91/107,938.52
  6. Step 6: Final answer
    x = 73,136.35

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