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Finding the Fourth Proportional to 57,195.93, 85,793.46 and 17,214.74

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Solution

The fourth proportional to 57,195.93, 85,793.46 and 17,214.74 is: 25,821.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,195.93 : 85,793.46 = 17,214.74 : x
  2. Step 2: Convert to fraction form
    57,195.93/85,793.46 = 17,214.74/x
  3. Step 3: Cross multiply
    57,195.93x = 85,793.46 × 17,214.74
  4. Step 4: Simplify right side
    57,195.93x = 1,476,912,515.22
  5. Step 5: Solve for x
    x = 1,476,912,515.22/57,195.93
  6. Step 6: Final answer
    x = 25,821.99

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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.