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Finding the Fourth Proportional to 109,000.76, 150,419.04 and 61,253.42

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Solution

The fourth proportional to 109,000.76, 150,419.04 and 61,253.42 is: 84,528.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,000.76 : 150,419.04 = 61,253.42 : x
  2. Step 2: Convert to fraction form
    109,000.76/150,419.04 = 61,253.42/x
  3. Step 3: Cross multiply
    109,000.76x = 150,419.04 × 61,253.42
  4. Step 4: Simplify right side
    109,000.76x = 9,213,680,633.12
  5. Step 5: Solve for x
    x = 9,213,680,633.12/109,000.76
  6. Step 6: Final answer
    x = 84,528.59

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