Home / 49,181.80-67,876.98-30,057.64

Finding the Fourth Proportional to 49,181.80, 67,876.98 and 30,057.64

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Solution

The fourth proportional to 49,181.80, 67,876.98 and 30,057.64 is: 41,483.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,181.80 : 67,876.98 = 30,057.64 : x
  2. Step 2: Convert to fraction form
    49,181.80/67,876.98 = 30,057.64/x
  3. Step 3: Cross multiply
    49,181.80x = 67,876.98 × 30,057.64
  4. Step 4: Simplify right side
    49,181.80x = 2,040,221,829.13
  5. Step 5: Solve for x
    x = 2,040,221,829.13/49,181.80
  6. Step 6: Final answer
    x = 41,483.27

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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.