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Finding the Fourth Proportional to 74,693.10, 103,075.14 and 40,701.88

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Solution

The fourth proportional to 74,693.10, 103,075.14 and 40,701.88 is: 56,167.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,693.10 : 103,075.14 = 40,701.88 : x
  2. Step 2: Convert to fraction form
    74,693.10/103,075.14 = 40,701.88/x
  3. Step 3: Cross multiply
    74,693.10x = 103,075.14 × 40,701.88
  4. Step 4: Simplify right side
    74,693.10x = 4,195,351,979.26
  5. Step 5: Solve for x
    x = 4,195,351,979.26/74,693.10
  6. Step 6: Final answer
    x = 56,167.87

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