Home / 126,011.88-173,896.56-68,650.92

Finding the Fourth Proportional to 126,011.88, 173,896.56 and 68,650.92

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Solution

The fourth proportional to 126,011.88, 173,896.56 and 68,650.92 is: 94,738.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,011.88 : 173,896.56 = 68,650.92 : x
  2. Step 2: Convert to fraction form
    126,011.88/173,896.56 = 68,650.92/x
  3. Step 3: Cross multiply
    126,011.88x = 173,896.56 × 68,650.92
  4. Step 4: Simplify right side
    126,011.88x = 11,938,158,828.84
  5. Step 5: Solve for x
    x = 11,938,158,828.84/126,011.88
  6. Step 6: Final answer
    x = 94,738.36

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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.