Home / 45,025.66-67,217.05-39,122.38

Finding the Fourth Proportional to 45,025.66, 67,217.05 and 39,122.38

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Solution

The fourth proportional to 45,025.66, 67,217.05 and 39,122.38 is: 58,404.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,025.66 : 67,217.05 = 39,122.38 : x
  2. Step 2: Convert to fraction form
    45,025.66/67,217.05 = 39,122.38/x
  3. Step 3: Cross multiply
    45,025.66x = 67,217.05 × 39,122.38
  4. Step 4: Simplify right side
    45,025.66x = 2,629,690,972.58
  5. Step 5: Solve for x
    x = 2,629,690,972.58/45,025.66
  6. Step 6: Final answer
    x = 58,404.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.