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Finding the Fourth Proportional to 50,473.92, 69,649.25 and 29,774.19

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Solution

The fourth proportional to 50,473.92, 69,649.25 and 29,774.19 is: 41,085.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,473.92 : 69,649.25 = 29,774.19 : x
  2. Step 2: Convert to fraction form
    50,473.92/69,649.25 = 29,774.19/x
  3. Step 3: Cross multiply
    50,473.92x = 69,649.25 × 29,774.19
  4. Step 4: Simplify right side
    50,473.92x = 2,073,750,021.47
  5. Step 5: Solve for x
    x = 2,073,750,021.47/50,473.92
  6. Step 6: Final answer
    x = 41,085.57

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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.