Home / 100,317.69-150,496.19-37,138.33

Finding the Fourth Proportional to 100,317.69, 150,496.19 and 37,138.33

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Solution

The fourth proportional to 100,317.69, 150,496.19 and 37,138.33 is: 55,714.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,317.69 : 150,496.19 = 37,138.33 : x
  2. Step 2: Convert to fraction form
    100,317.69/150,496.19 = 37,138.33/x
  3. Step 3: Cross multiply
    100,317.69x = 150,496.19 × 37,138.33
  4. Step 4: Simplify right side
    100,317.69x = 5,589,176,229.79
  5. Step 5: Solve for x
    x = 5,589,176,229.79/100,317.69
  6. Step 6: Final answer
    x = 55,714.76

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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.