Home / 126,627.44-174,754.56-72,926.60

Finding the Fourth Proportional to 126,627.44, 174,754.56 and 72,926.60

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Solution

The fourth proportional to 126,627.44, 174,754.56 and 72,926.60 is: 100,643.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,627.44 : 174,754.56 = 72,926.60 : x
  2. Step 2: Convert to fraction form
    126,627.44/174,754.56 = 72,926.60/x
  3. Step 3: Cross multiply
    126,627.44x = 174,754.56 × 72,926.60
  4. Step 4: Simplify right side
    126,627.44x = 12,744,255,895.30
  5. Step 5: Solve for x
    x = 12,744,255,895.30/126,627.44
  6. Step 6: Final answer
    x = 100,643.71

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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.