Home / 56,846.43-85,270.19-21,777.75

Finding the Fourth Proportional to 56,846.43, 85,270.19 and 21,777.75

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Solution

The fourth proportional to 56,846.43, 85,270.19 and 21,777.75 is: 32,666.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,846.43 : 85,270.19 = 21,777.75 : x
  2. Step 2: Convert to fraction form
    56,846.43/85,270.19 = 21,777.75/x
  3. Step 3: Cross multiply
    56,846.43x = 85,270.19 × 21,777.75
  4. Step 4: Simplify right side
    56,846.43x = 1,856,992,771.38
  5. Step 5: Solve for x
    x = 1,856,992,771.38/56,846.43
  6. Step 6: Final answer
    x = 32,666.83

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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.