Home / 49,151.70-67,775.79-33,208.50

Finding the Fourth Proportional to 49,151.70, 67,775.79 and 33,208.50

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Solution

The fourth proportional to 49,151.70, 67,775.79 and 33,208.50 is: 45,791.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,151.70 : 67,775.79 = 33,208.50 : x
  2. Step 2: Convert to fraction form
    49,151.70/67,775.79 = 33,208.50/x
  3. Step 3: Cross multiply
    49,151.70x = 67,775.79 × 33,208.50
  4. Step 4: Simplify right side
    49,151.70x = 2,250,732,322.22
  5. Step 5: Solve for x
    x = 2,250,732,322.22/49,151.70
  6. Step 6: Final answer
    x = 45,791.55

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1.5x scale

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.