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Finding the Fourth Proportional to 207,195.77, 310,762.86 and 57,420.44

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Solution

The fourth proportional to 207,195.77, 310,762.86 and 57,420.44 is: 86,122.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,195.77 : 310,762.86 = 57,420.44 : x
  2. Step 2: Convert to fraction form
    207,195.77/310,762.86 = 57,420.44/x
  3. Step 3: Cross multiply
    207,195.77x = 310,762.86 × 57,420.44
  4. Step 4: Simplify right side
    207,195.77x = 17,844,140,156.86
  5. Step 5: Solve for x
    x = 17,844,140,156.86/207,195.77
  6. Step 6: Final answer
    x = 86,122.13

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