Home / 126,912.52-175,092.94-75,926.72

Finding the Fourth Proportional to 126,912.52, 175,092.94 and 75,926.72

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Solution

The fourth proportional to 126,912.52, 175,092.94 and 75,926.72 is: 104,751.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,912.52 : 175,092.94 = 75,926.72 : x
  2. Step 2: Convert to fraction form
    126,912.52/175,092.94 = 75,926.72/x
  3. Step 3: Cross multiply
    126,912.52x = 175,092.94 × 75,926.72
  4. Step 4: Simplify right side
    126,912.52x = 13,294,232,629.36
  5. Step 5: Solve for x
    x = 13,294,232,629.36/126,912.52
  6. Step 6: Final answer
    x = 104,751.15

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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.