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Finding the Fourth Proportional to 247,151.80, 370,727.70 and 142,175.80

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Solution

The fourth proportional to 247,151.80, 370,727.70 and 142,175.80 is: 213,263.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,151.80 : 370,727.70 = 142,175.80 : x
  2. Step 2: Convert to fraction form
    247,151.80/370,727.70 = 142,175.80/x
  3. Step 3: Cross multiply
    247,151.80x = 370,727.70 × 142,175.80
  4. Step 4: Simplify right side
    247,151.80x = 52,708,507,329.66
  5. Step 5: Solve for x
    x = 52,708,507,329.66/247,151.80
  6. Step 6: Final answer
    x = 213,263.70

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