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Finding the Fourth Proportional to 45,420.10, 68,000.55 and 27,924.10

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Solution

The fourth proportional to 45,420.10, 68,000.55 and 27,924.10 is: 41,806.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,420.10 : 68,000.55 = 27,924.10 : x
  2. Step 2: Convert to fraction form
    45,420.10/68,000.55 = 27,924.10/x
  3. Step 3: Cross multiply
    45,420.10x = 68,000.55 × 27,924.10
  4. Step 4: Simplify right side
    45,420.10x = 1,898,854,158.26
  5. Step 5: Solve for x
    x = 1,898,854,158.26/45,420.10
  6. Step 6: Final answer
    x = 41,806.47

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