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Finding the Fourth Proportional to 92,507.67, 127,661.49 and 50,067.09

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Solution

The fourth proportional to 92,507.67, 127,661.49 and 50,067.09 is: 69,093.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,507.67 : 127,661.49 = 50,067.09 : x
  2. Step 2: Convert to fraction form
    92,507.67/127,661.49 = 50,067.09/x
  3. Step 3: Cross multiply
    92,507.67x = 127,661.49 × 50,067.09
  4. Step 4: Simplify right side
    92,507.67x = 6,391,639,309.36
  5. Step 5: Solve for x
    x = 6,391,639,309.36/92,507.67
  6. Step 6: Final answer
    x = 69,093.07

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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.