Home / 49,175.70-73,752.59-19,190.72

Finding the Fourth Proportional to 49,175.70, 73,752.59 and 19,190.72

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Solution

The fourth proportional to 49,175.70, 73,752.59 and 19,190.72 is: 28,781.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,175.70 : 73,752.59 = 19,190.72 : x
  2. Step 2: Convert to fraction form
    49,175.70/73,752.59 = 19,190.72/x
  3. Step 3: Cross multiply
    49,175.70x = 73,752.59 × 19,190.72
  4. Step 4: Simplify right side
    49,175.70x = 1,415,364,839.25
  5. Step 5: Solve for x
    x = 1,415,364,839.25/49,175.70
  6. Step 6: Final answer
    x = 28,781.79

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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.