Home / 126,883.55-175,059.51-73,161.29

Finding the Fourth Proportional to 126,883.55, 175,059.51 and 73,161.29

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Solution

The fourth proportional to 126,883.55, 175,059.51 and 73,161.29 is: 100,939.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,883.55 : 175,059.51 = 73,161.29 : x
  2. Step 2: Convert to fraction form
    126,883.55/175,059.51 = 73,161.29/x
  3. Step 3: Cross multiply
    126,883.55x = 175,059.51 × 73,161.29
  4. Step 4: Simplify right side
    126,883.55x = 12,807,579,578.37
  5. Step 5: Solve for x
    x = 12,807,579,578.37/126,883.55
  6. Step 6: Final answer
    x = 100,939.64

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1.5x scale

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.