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Finding the Fourth Proportional to 181,617.80, 272,426.70 and 70,809.80

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Solution

The fourth proportional to 181,617.80, 272,426.70 and 70,809.80 is: 106,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,617.80 : 272,426.70 = 70,809.80 : x
  2. Step 2: Convert to fraction form
    181,617.80/272,426.70 = 70,809.80/x
  3. Step 3: Cross multiply
    181,617.80x = 272,426.70 × 70,809.80
  4. Step 4: Simplify right side
    181,617.80x = 19,290,480,141.66
  5. Step 5: Solve for x
    x = 19,290,480,141.66/181,617.80
  6. Step 6: Final answer
    x = 106,214.70

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