Home / 45,148.80-67,788.96-33,339

Finding the Fourth Proportional to 45,148.80, 67,788.96 and 33,339

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Solution

The fourth proportional to 45,148.80, 67,788.96 and 33,339 is: 50,057.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,148.80 : 67,788.96 = 33,339 : x
  2. Step 2: Convert to fraction form
    45,148.80/67,788.96 = 33,339/x
  3. Step 3: Cross multiply
    45,148.80x = 67,788.96 × 33,339
  4. Step 4: Simplify right side
    45,148.80x = 2,260,016,137.44
  5. Step 5: Solve for x
    x = 2,260,016,137.44/45,148.80
  6. Step 6: Final answer
    x = 50,057.06

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1.5x scale

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.