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Finding the Fourth Proportional to 92,668.48, 127,882.72 and 50,227

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Solution

The fourth proportional to 92,668.48, 127,882.72 and 50,227 is: 69,313.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,668.48 : 127,882.72 = 50,227 : x
  2. Step 2: Convert to fraction form
    92,668.48/127,882.72 = 50,227/x
  3. Step 3: Cross multiply
    92,668.48x = 127,882.72 × 50,227
  4. Step 4: Simplify right side
    92,668.48x = 6,423,165,377.44
  5. Step 5: Solve for x
    x = 6,423,165,377.44/92,668.48
  6. Step 6: Final answer
    x = 69,313.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.