Home / 179,811.24-248,063.90-126,131.33

Finding the Fourth Proportional to 179,811.24, 248,063.90 and 126,131.33

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Solution

The fourth proportional to 179,811.24, 248,063.90 and 126,131.33 is: 174,008.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,811.24 : 248,063.90 = 126,131.33 : x
  2. Step 2: Convert to fraction form
    179,811.24/248,063.90 = 126,131.33/x
  3. Step 3: Cross multiply
    179,811.24x = 248,063.90 × 126,131.33
  4. Step 4: Simplify right side
    179,811.24x = 31,288,627,761.01
  5. Step 5: Solve for x
    x = 31,288,627,761.01/179,811.24
  6. Step 6: Final answer
    x = 174,008.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.