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Finding the Fourth Proportional to 107,315.81, 148,102.52 and 61,995.70

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Solution

The fourth proportional to 107,315.81, 148,102.52 and 61,995.70 is: 85,557.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,315.81 : 148,102.52 = 61,995.70 : x
  2. Step 2: Convert to fraction form
    107,315.81/148,102.52 = 61,995.70/x
  3. Step 3: Cross multiply
    107,315.81x = 148,102.52 × 61,995.70
  4. Step 4: Simplify right side
    107,315.81x = 9,181,719,399.16
  5. Step 5: Solve for x
    x = 9,181,719,399.16/107,315.81
  6. Step 6: Final answer
    x = 85,557.94

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