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Finding the Fourth Proportional to 40,347.20, 60,461.40 and 29,277.20

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Solution

The fourth proportional to 40,347.20, 60,461.40 and 29,277.20 is: 43,872.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,347.20 : 60,461.40 = 29,277.20 : x
  2. Step 2: Convert to fraction form
    40,347.20/60,461.40 = 29,277.20/x
  3. Step 3: Cross multiply
    40,347.20x = 60,461.40 × 29,277.20
  4. Step 4: Simplify right side
    40,347.20x = 1,770,140,500.08
  5. Step 5: Solve for x
    x = 1,770,140,500.08/40,347.20
  6. Step 6: Final answer
    x = 43,872.70

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