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Finding the Fourth Proportional to 50,173.92, 69,232.14 and 28,949.13

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Solution

The fourth proportional to 50,173.92, 69,232.14 and 28,949.13 is: 39,945.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,173.92 : 69,232.14 = 28,949.13 : x
  2. Step 2: Convert to fraction form
    50,173.92/69,232.14 = 28,949.13/x
  3. Step 3: Cross multiply
    50,173.92x = 69,232.14 × 28,949.13
  4. Step 4: Simplify right side
    50,173.92x = 2,004,210,221.04
  5. Step 5: Solve for x
    x = 2,004,210,221.04/50,173.92
  6. Step 6: Final answer
    x = 39,945.26

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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.