Home / 49,417.11-68,178.38-34,305.75

Finding the Fourth Proportional to 49,417.11, 68,178.38 and 34,305.75

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Solution

The fourth proportional to 49,417.11, 68,178.38 and 34,305.75 is: 47,329.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,417.11 : 68,178.38 = 34,305.75 : x
  2. Step 2: Convert to fraction form
    49,417.11/68,178.38 = 34,305.75/x
  3. Step 3: Cross multiply
    49,417.11x = 68,178.38 × 34,305.75
  4. Step 4: Simplify right side
    49,417.11x = 2,338,910,288.16
  5. Step 5: Solve for x
    x = 2,338,910,288.16/49,417.11
  6. Step 6: Final answer
    x = 47,329.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.