Home / 67,217.54-100,847.49-31,677.41

Finding the Fourth Proportional to 67,217.54, 100,847.49 and 31,677.41

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Solution

The fourth proportional to 67,217.54, 100,847.49 and 31,677.41 is: 47,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,217.54 : 100,847.49 = 31,677.41 : x
  2. Step 2: Convert to fraction form
    67,217.54/100,847.49 = 31,677.41/x
  3. Step 3: Cross multiply
    67,217.54x = 100,847.49 × 31,677.41
  4. Step 4: Simplify right side
    67,217.54x = 3,194,587,421.53
  5. Step 5: Solve for x
    x = 3,194,587,421.53/67,217.54
  6. Step 6: Final answer
    x = 47,526.10

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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.