Home / 75,536.69-113,202.98-28,764.05

Finding the Fourth Proportional to 75,536.69, 113,202.98 and 28,764.05

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Solution

The fourth proportional to 75,536.69, 113,202.98 and 28,764.05 is: 43,107.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,536.69 : 113,202.98 = 28,764.05 : x
  2. Step 2: Convert to fraction form
    75,536.69/113,202.98 = 28,764.05/x
  3. Step 3: Cross multiply
    75,536.69x = 113,202.98 × 28,764.05
  4. Step 4: Simplify right side
    75,536.69x = 3,256,175,467.03
  5. Step 5: Solve for x
    x = 3,256,175,467.03/75,536.69
  6. Step 6: Final answer
    x = 43,107.21

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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.