Home / 83,053.94-124,581.38-20,724.44

Finding the Fourth Proportional to 83,053.94, 124,581.38 and 20,724.44

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Solution

The fourth proportional to 83,053.94, 124,581.38 and 20,724.44 is: 31,086.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,053.94 : 124,581.38 = 20,724.44 : x
  2. Step 2: Convert to fraction form
    83,053.94/124,581.38 = 20,724.44/x
  3. Step 3: Cross multiply
    83,053.94x = 124,581.38 × 20,724.44
  4. Step 4: Simplify right side
    83,053.94x = 2,581,878,608.40
  5. Step 5: Solve for x
    x = 2,581,878,608.40/83,053.94
  6. Step 6: Final answer
    x = 31,086.77

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