Home / 67,249.79-92,783.78-38,173.33

Finding the Fourth Proportional to 67,249.79, 92,783.78 and 38,173.33

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Solution

The fourth proportional to 67,249.79, 92,783.78 and 38,173.33 is: 52,667.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,249.79 : 92,783.78 = 38,173.33 : x
  2. Step 2: Convert to fraction form
    67,249.79/92,783.78 = 38,173.33/x
  3. Step 3: Cross multiply
    67,249.79x = 92,783.78 × 38,173.33
  4. Step 4: Simplify right side
    67,249.79x = 3,541,865,398.94
  5. Step 5: Solve for x
    x = 3,541,865,398.94/67,249.79
  6. Step 6: Final answer
    x = 52,667.30

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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.