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Finding the Fourth Proportional to 75,145.60, 103,690.08 and 41,611.52

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Solution

The fourth proportional to 75,145.60, 103,690.08 and 41,611.52 is: 57,417.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,145.60 : 103,690.08 = 41,611.52 : x
  2. Step 2: Convert to fraction form
    75,145.60/103,690.08 = 41,611.52/x
  3. Step 3: Cross multiply
    75,145.60x = 103,690.08 × 41,611.52
  4. Step 4: Simplify right side
    75,145.60x = 4,314,701,837.72
  5. Step 5: Solve for x
    x = 4,314,701,837.72/75,145.60
  6. Step 6: Final answer
    x = 57,417.89

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