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Finding the Fourth Proportional to 107,379.50, 148,160.21 and 64,937.12

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Solution

The fourth proportional to 107,379.50, 148,160.21 and 64,937.12 is: 89,599.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,379.50 : 148,160.21 = 64,937.12 : x
  2. Step 2: Convert to fraction form
    107,379.50/148,160.21 = 64,937.12/x
  3. Step 3: Cross multiply
    107,379.50x = 148,160.21 × 64,937.12
  4. Step 4: Simplify right side
    107,379.50x = 9,621,096,270.51
  5. Step 5: Solve for x
    x = 9,621,096,270.51/107,379.50
  6. Step 6: Final answer
    x = 89,599.01

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