Home / 56,759.27-85,007.66-54,790.97

Finding the Fourth Proportional to 56,759.27, 85,007.66 and 54,790.97

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Solution

The fourth proportional to 56,759.27, 85,007.66 and 54,790.97 is: 82,059.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,759.27 : 85,007.66 = 54,790.97 : x
  2. Step 2: Convert to fraction form
    56,759.27/85,007.66 = 54,790.97/x
  3. Step 3: Cross multiply
    56,759.27x = 85,007.66 × 54,790.97
  4. Step 4: Simplify right side
    56,759.27x = 4,657,651,449.84
  5. Step 5: Solve for x
    x = 4,657,651,449.84/56,759.27
  6. Step 6: Final answer
    x = 82,059.76

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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.