Home / 314,229.98-471,418.78-103,867.92

Finding the Fourth Proportional to 314,229.98, 471,418.78 and 103,867.92

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Solution

The fourth proportional to 314,229.98, 471,418.78 and 103,867.92 is: 155,826.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,229.98 : 471,418.78 = 103,867.92 : x
  2. Step 2: Convert to fraction form
    314,229.98/471,418.78 = 103,867.92/x
  3. Step 3: Cross multiply
    314,229.98x = 471,418.78 × 103,867.92
  4. Step 4: Simplify right side
    314,229.98x = 48,965,288,127.54
  5. Step 5: Solve for x
    x = 48,965,288,127.54/314,229.98
  6. Step 6: Final answer
    x = 155,826.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.