Home / 57,284.82-85,861.62-31,011.66

Finding the Fourth Proportional to 57,284.82, 85,861.62 and 31,011.66

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Solution

The fourth proportional to 57,284.82, 85,861.62 and 31,011.66 is: 46,481.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,284.82 : 85,861.62 = 31,011.66 : x
  2. Step 2: Convert to fraction form
    57,284.82/85,861.62 = 31,011.66/x
  3. Step 3: Cross multiply
    57,284.82x = 85,861.62 × 31,011.66
  4. Step 4: Simplify right side
    57,284.82x = 2,662,711,366.49
  5. Step 5: Solve for x
    x = 2,662,711,366.49/57,284.82
  6. Step 6: Final answer
    x = 46,481.97

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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.