Home / 57,199.68-85,773.60-30,864.96

Finding the Fourth Proportional to 57,199.68, 85,773.60 and 30,864.96

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Solution

The fourth proportional to 57,199.68, 85,773.60 and 30,864.96 is: 46,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,199.68 : 85,773.60 = 30,864.96 : x
  2. Step 2: Convert to fraction form
    57,199.68/85,773.60 = 30,864.96/x
  3. Step 3: Cross multiply
    57,199.68x = 85,773.60 × 30,864.96
  4. Step 4: Simplify right side
    57,199.68x = 2,647,398,733.06
  5. Step 5: Solve for x
    x = 2,647,398,733.06/57,199.68
  6. Step 6: Final answer
    x = 46,283.45

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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.