Home / 126,761.30-190,167.33-46,799.76

Finding the Fourth Proportional to 126,761.30, 190,167.33 and 46,799.76

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Solution

The fourth proportional to 126,761.30, 190,167.33 and 46,799.76 is: 70,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,761.30 : 190,167.33 = 46,799.76 : x
  2. Step 2: Convert to fraction form
    126,761.30/190,167.33 = 46,799.76/x
  3. Step 3: Cross multiply
    126,761.30x = 190,167.33 × 46,799.76
  4. Step 4: Simplify right side
    126,761.30x = 8,899,785,403.84
  5. Step 5: Solve for x
    x = 8,899,785,403.84/126,761.30
  6. Step 6: Final answer
    x = 70,209.01

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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.