Home / 67,054.87-92,535.92-40,198.51

Finding the Fourth Proportional to 67,054.87, 92,535.92 and 40,198.51

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Solution

The fourth proportional to 67,054.87, 92,535.92 and 40,198.51 is: 55,474.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,054.87 : 92,535.92 = 40,198.51 : x
  2. Step 2: Convert to fraction form
    67,054.87/92,535.92 = 40,198.51/x
  3. Step 3: Cross multiply
    67,054.87x = 92,535.92 × 40,198.51
  4. Step 4: Simplify right side
    67,054.87x = 3,719,806,105.48
  5. Step 5: Solve for x
    x = 3,719,806,105.48/67,054.87
  6. Step 6: Final answer
    x = 55,474.06

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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.