Home / 84,424.44-126,630.12-34,491.24

Finding the Fourth Proportional to 84,424.44, 126,630.12 and 34,491.24

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Solution

The fourth proportional to 84,424.44, 126,630.12 and 34,491.24 is: 51,734.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,424.44 : 126,630.12 = 34,491.24 : x
  2. Step 2: Convert to fraction form
    84,424.44/126,630.12 = 34,491.24/x
  3. Step 3: Cross multiply
    84,424.44x = 126,630.12 × 34,491.24
  4. Step 4: Simplify right side
    84,424.44x = 4,367,629,860.15
  5. Step 5: Solve for x
    x = 4,367,629,860.15/84,424.44
  6. Step 6: Final answer
    x = 51,734.19

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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.