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Finding the Fourth Proportional to 117,750.75, 162,510.75 and 67,449.75

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Solution

The fourth proportional to 117,750.75, 162,510.75 and 67,449.75 is: 93,089.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,750.75 : 162,510.75 = 67,449.75 : x
  2. Step 2: Convert to fraction form
    117,750.75/162,510.75 = 67,449.75/x
  3. Step 3: Cross multiply
    117,750.75x = 162,510.75 × 67,449.75
  4. Step 4: Simplify right side
    117,750.75x = 10,961,309,459.81
  5. Step 5: Solve for x
    x = 10,961,309,459.81/117,750.75
  6. Step 6: Final answer
    x = 93,089.08

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