Home / 132,496.15-198,284.95-126,984.91

Finding the Fourth Proportional to 132,496.15, 198,284.95 and 126,984.91

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Solution

The fourth proportional to 132,496.15, 198,284.95 and 126,984.91 is: 190,037.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,496.15 : 198,284.95 = 126,984.91 : x
  2. Step 2: Convert to fraction form
    132,496.15/198,284.95 = 126,984.91/x
  3. Step 3: Cross multiply
    132,496.15x = 198,284.95 × 126,984.91
  4. Step 4: Simplify right side
    132,496.15x = 25,179,195,716.93
  5. Step 5: Solve for x
    x = 25,179,195,716.93/132,496.15
  6. Step 6: Final answer
    x = 190,037.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.