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Finding the Fourth Proportional to 57,224.70, 85,842.57 and 17,771.22

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Solution

The fourth proportional to 57,224.70, 85,842.57 and 17,771.22 is: 26,658.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,224.70 : 85,842.57 = 17,771.22 : x
  2. Step 2: Convert to fraction form
    57,224.70/85,842.57 = 17,771.22/x
  3. Step 3: Cross multiply
    57,224.70x = 85,842.57 × 17,771.22
  4. Step 4: Simplify right side
    57,224.70x = 1,525,527,196.84
  5. Step 5: Solve for x
    x = 1,525,527,196.84/57,224.70
  6. Step 6: Final answer
    x = 26,658.54

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1.5x scale

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.