Home / 126,880.83-175,082.82-75,883.33

Finding the Fourth Proportional to 126,880.83, 175,082.82 and 75,883.33

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Solution

The fourth proportional to 126,880.83, 175,082.82 and 75,883.33 is: 104,711.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,880.83 : 175,082.82 = 75,883.33 : x
  2. Step 2: Convert to fraction form
    126,880.83/175,082.82 = 75,883.33/x
  3. Step 3: Cross multiply
    126,880.83x = 175,082.82 × 75,883.33
  4. Step 4: Simplify right side
    126,880.83x = 13,285,867,341.68
  5. Step 5: Solve for x
    x = 13,285,867,341.68/126,880.83
  6. Step 6: Final answer
    x = 104,711.38

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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.