Home / 57,761.10-86,793.93-31,126.86

Finding the Fourth Proportional to 57,761.10, 86,793.93 and 31,126.86

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Solution

The fourth proportional to 57,761.10, 86,793.93 and 31,126.86 is: 46,772.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,761.10 : 86,793.93 = 31,126.86 : x
  2. Step 2: Convert to fraction form
    57,761.10/86,793.93 = 31,126.86/x
  3. Step 3: Cross multiply
    57,761.10x = 86,793.93 × 31,126.86
  4. Step 4: Simplify right side
    57,761.10x = 2,701,622,507.96
  5. Step 5: Solve for x
    x = 2,701,622,507.96/57,761.10
  6. Step 6: Final answer
    x = 46,772.35

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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.