Home / 70,282.68-96,991.19-38,452.11

Finding the Fourth Proportional to 70,282.68, 96,991.19 and 38,452.11

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Solution

The fourth proportional to 70,282.68, 96,991.19 and 38,452.11 is: 53,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,282.68 : 96,991.19 = 38,452.11 : x
  2. Step 2: Convert to fraction form
    70,282.68/96,991.19 = 38,452.11/x
  3. Step 3: Cross multiply
    70,282.68x = 96,991.19 × 38,452.11
  4. Step 4: Simplify right side
    70,282.68x = 3,729,515,229.69
  5. Step 5: Solve for x
    x = 3,729,515,229.69/70,282.68
  6. Step 6: Final answer
    x = 53,064.50

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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.