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Finding the Fourth Proportional to 91,174.82, 125,833.14 and 50,896.94

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Solution

The fourth proportional to 91,174.82, 125,833.14 and 50,896.94 is: 70,244.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,174.82 : 125,833.14 = 50,896.94 : x
  2. Step 2: Convert to fraction form
    91,174.82/125,833.14 = 50,896.94/x
  3. Step 3: Cross multiply
    91,174.82x = 125,833.14 × 50,896.94
  4. Step 4: Simplify right side
    91,174.82x = 6,404,521,147.43
  5. Step 5: Solve for x
    x = 6,404,521,147.43/91,174.82
  6. Step 6: Final answer
    x = 70,244.41

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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.