Home / 67,902.46-93,716.99-39,216.97

Finding the Fourth Proportional to 67,902.46, 93,716.99 and 39,216.97

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Solution

The fourth proportional to 67,902.46, 93,716.99 and 39,216.97 is: 54,126.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,902.46 : 93,716.99 = 39,216.97 : x
  2. Step 2: Convert to fraction form
    67,902.46/93,716.99 = 39,216.97/x
  3. Step 3: Cross multiply
    67,902.46x = 93,716.99 × 39,216.97
  4. Step 4: Simplify right side
    67,902.46x = 3,675,296,249.07
  5. Step 5: Solve for x
    x = 3,675,296,249.07/67,902.46
  6. Step 6: Final answer
    x = 54,126.12

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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.