Home / 55,196.88-76,170.36-30,046.80

Finding the Fourth Proportional to 55,196.88, 76,170.36 and 30,046.80

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Solution

The fourth proportional to 55,196.88, 76,170.36 and 30,046.80 is: 41,463.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,196.88 : 76,170.36 = 30,046.80 : x
  2. Step 2: Convert to fraction form
    55,196.88/76,170.36 = 30,046.80/x
  3. Step 3: Cross multiply
    55,196.88x = 76,170.36 × 30,046.80
  4. Step 4: Simplify right side
    55,196.88x = 2,288,675,572.85
  5. Step 5: Solve for x
    x = 2,288,675,572.85/55,196.88
  6. Step 6: Final answer
    x = 41,463.86

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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.