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Finding the Fourth Proportional to 107,378.68, 148,195.56 and 64,941.16

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Solution

The fourth proportional to 107,378.68, 148,195.56 and 64,941.16 is: 89,626.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,378.68 : 148,195.56 = 64,941.16 : x
  2. Step 2: Convert to fraction form
    107,378.68/148,195.56 = 64,941.16/x
  3. Step 3: Cross multiply
    107,378.68x = 148,195.56 × 64,941.16
  4. Step 4: Simplify right side
    107,378.68x = 9,623,991,573.25
  5. Step 5: Solve for x
    x = 9,623,991,573.25/107,378.68
  6. Step 6: Final answer
    x = 89,626.65

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