Home / 126,696.03-174,811.07-75,725.24

Finding the Fourth Proportional to 126,696.03, 174,811.07 and 75,725.24

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Solution

The fourth proportional to 126,696.03, 174,811.07 and 75,725.24 is: 104,483.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,696.03 : 174,811.07 = 75,725.24 : x
  2. Step 2: Convert to fraction form
    126,696.03/174,811.07 = 75,725.24/x
  3. Step 3: Cross multiply
    126,696.03x = 174,811.07 × 75,725.24
  4. Step 4: Simplify right side
    126,696.03x = 13,237,608,977.73
  5. Step 5: Solve for x
    x = 13,237,608,977.73/126,696.03
  6. Step 6: Final answer
    x = 104,483.22

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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.