Home / 126,022.85-188,837.41-107,225.59

Finding the Fourth Proportional to 126,022.85, 188,837.41 and 107,225.59

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Solution

The fourth proportional to 126,022.85, 188,837.41 and 107,225.59 is: 160,670.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,022.85 : 188,837.41 = 107,225.59 : x
  2. Step 2: Convert to fraction form
    126,022.85/188,837.41 = 107,225.59/x
  3. Step 3: Cross multiply
    126,022.85x = 188,837.41 × 107,225.59
  4. Step 4: Simplify right side
    126,022.85x = 20,248,201,221.01
  5. Step 5: Solve for x
    x = 20,248,201,221.01/126,022.85
  6. Step 6: Final answer
    x = 160,670.87

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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.