Home / 55,576.26-76,694.58-31,702.86

Finding the Fourth Proportional to 55,576.26, 76,694.58 and 31,702.86

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Solution

The fourth proportional to 55,576.26, 76,694.58 and 31,702.86 is: 43,749.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,576.26 : 76,694.58 = 31,702.86 : x
  2. Step 2: Convert to fraction form
    55,576.26/76,694.58 = 31,702.86/x
  3. Step 3: Cross multiply
    55,576.26x = 76,694.58 × 31,702.86
  4. Step 4: Simplify right side
    55,576.26x = 2,431,437,532.50
  5. Step 5: Solve for x
    x = 2,431,437,532.50/55,576.26
  6. Step 6: Final answer
    x = 43,749.57

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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.