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Finding the Fourth Proportional to 83,275.98, 124,826.49 and 30,651.90

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Solution

The fourth proportional to 83,275.98, 124,826.49 and 30,651.90 is: 45,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,275.98 : 124,826.49 = 30,651.90 : x
  2. Step 2: Convert to fraction form
    83,275.98/124,826.49 = 30,651.90/x
  3. Step 3: Cross multiply
    83,275.98x = 124,826.49 × 30,651.90
  4. Step 4: Simplify right side
    83,275.98x = 3,826,169,088.83
  5. Step 5: Solve for x
    x = 3,826,169,088.83/83,275.98
  6. Step 6: Final answer
    x = 45,945.65

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