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Finding the Fourth Proportional to 123,855.02, 185,775.24 and 40,749.02

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Solution

The fourth proportional to 123,855.02, 185,775.24 and 40,749.02 is: 61,121.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,855.02 : 185,775.24 = 40,749.02 : x
  2. Step 2: Convert to fraction form
    123,855.02/185,775.24 = 40,749.02/x
  3. Step 3: Cross multiply
    123,855.02x = 185,775.24 × 40,749.02
  4. Step 4: Simplify right side
    123,855.02x = 7,570,158,970.26
  5. Step 5: Solve for x
    x = 7,570,158,970.26/123,855.02
  6. Step 6: Final answer
    x = 61,121.13

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