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Finding the Fourth Proportional to 111,528.87, 153,912.54 and 60,543.69

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Solution

The fourth proportional to 111,528.87, 153,912.54 and 60,543.69 is: 83,551.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,528.87 : 153,912.54 = 60,543.69 : x
  2. Step 2: Convert to fraction form
    111,528.87/153,912.54 = 60,543.69/x
  3. Step 3: Cross multiply
    111,528.87x = 153,912.54 × 60,543.69
  4. Step 4: Simplify right side
    111,528.87x = 9,318,433,108.87
  5. Step 5: Solve for x
    x = 9,318,433,108.87/111,528.87
  6. Step 6: Final answer
    x = 83,551.76

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