Home / 185,721.08-278,617.08-79,102.76

Finding the Fourth Proportional to 185,721.08, 278,617.08 and 79,102.76

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Solution

The fourth proportional to 185,721.08, 278,617.08 and 79,102.76 is: 118,669.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,721.08 : 278,617.08 = 79,102.76 : x
  2. Step 2: Convert to fraction form
    185,721.08/278,617.08 = 79,102.76/x
  3. Step 3: Cross multiply
    185,721.08x = 278,617.08 × 79,102.76
  4. Step 4: Simplify right side
    185,721.08x = 22,039,380,011.14
  5. Step 5: Solve for x
    x = 22,039,380,011.14/185,721.08
  6. Step 6: Final answer
    x = 118,669.24

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