Home / 55,162.79-82,764.23-27,079.88

Finding the Fourth Proportional to 55,162.79, 82,764.23 and 27,079.88

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Solution

The fourth proportional to 55,162.79, 82,764.23 and 27,079.88 is: 40,629.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,162.79 : 82,764.23 = 27,079.88 : x
  2. Step 2: Convert to fraction form
    55,162.79/82,764.23 = 27,079.88/x
  3. Step 3: Cross multiply
    55,162.79x = 82,764.23 × 27,079.88
  4. Step 4: Simplify right side
    55,162.79x = 2,241,245,416.69
  5. Step 5: Solve for x
    x = 2,241,245,416.69/55,162.79
  6. Step 6: Final answer
    x = 40,629.66

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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.