Home / 96,173.28-132,736.05-55,899.54

Finding the Fourth Proportional to 96,173.28, 132,736.05 and 55,899.54

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Solution

The fourth proportional to 96,173.28, 132,736.05 and 55,899.54 is: 77,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,173.28 : 132,736.05 = 55,899.54 : x
  2. Step 2: Convert to fraction form
    96,173.28/132,736.05 = 55,899.54/x
  3. Step 3: Cross multiply
    96,173.28x = 132,736.05 × 55,899.54
  4. Step 4: Simplify right side
    96,173.28x = 7,419,884,136.42
  5. Step 5: Solve for x
    x = 7,419,884,136.42/96,173.28
  6. Step 6: Final answer
    x = 77,151.20

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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.