Home / 96,121-132,637.26-55,284.04

Finding the Fourth Proportional to 96,121, 132,637.26 and 55,284.04

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Solution

The fourth proportional to 96,121, 132,637.26 and 55,284.04 is: 76,286.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,121 : 132,637.26 = 55,284.04 : x
  2. Step 2: Convert to fraction form
    96,121/132,637.26 = 55,284.04/x
  3. Step 3: Cross multiply
    96,121x = 132,637.26 × 55,284.04
  4. Step 4: Simplify right side
    96,121x = 7,332,723,587.33
  5. Step 5: Solve for x
    x = 7,332,723,587.33/96,121
  6. Step 6: Final answer
    x = 76,286.38

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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.