Home / 67,047.45-100,593.03-31,982.55

Finding the Fourth Proportional to 67,047.45, 100,593.03 and 31,982.55

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Solution

The fourth proportional to 67,047.45, 100,593.03 and 31,982.55 is: 47,984.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,047.45 : 100,593.03 = 31,982.55 : x
  2. Step 2: Convert to fraction form
    67,047.45/100,593.03 = 31,982.55/x
  3. Step 3: Cross multiply
    67,047.45x = 100,593.03 × 31,982.55
  4. Step 4: Simplify right side
    67,047.45x = 3,217,221,611.63
  5. Step 5: Solve for x
    x = 3,217,221,611.63/67,047.45
  6. Step 6: Final answer
    x = 47,984.25

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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.