Home / 55,110.11-76,052.82-31,236.27

Finding the Fourth Proportional to 55,110.11, 76,052.82 and 31,236.27

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Solution

The fourth proportional to 55,110.11, 76,052.82 and 31,236.27 is: 43,106.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,110.11 : 76,052.82 = 31,236.27 : x
  2. Step 2: Convert to fraction form
    55,110.11/76,052.82 = 31,236.27/x
  3. Step 3: Cross multiply
    55,110.11x = 76,052.82 × 31,236.27
  4. Step 4: Simplify right side
    55,110.11x = 2,375,606,251.72
  5. Step 5: Solve for x
    x = 2,375,606,251.72/55,110.11
  6. Step 6: Final answer
    x = 43,106.55

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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.