Home / 84,169.42-126,273.57-25,003.78

Finding the Fourth Proportional to 84,169.42, 126,273.57 and 25,003.78

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Solution

The fourth proportional to 84,169.42, 126,273.57 and 25,003.78 is: 37,511.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,169.42 : 126,273.57 = 25,003.78 : x
  2. Step 2: Convert to fraction form
    84,169.42/126,273.57 = 25,003.78/x
  3. Step 3: Cross multiply
    84,169.42x = 126,273.57 × 25,003.78
  4. Step 4: Simplify right side
    84,169.42x = 3,157,316,564.09
  5. Step 5: Solve for x
    x = 3,157,316,564.09/84,169.42
  6. Step 6: Final answer
    x = 37,511.44

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1.5x scale

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.