Home / 79,454.23-109,556.99-50,736.13

Finding the Fourth Proportional to 79,454.23, 109,556.99 and 50,736.13

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Solution

The fourth proportional to 79,454.23, 109,556.99 and 50,736.13 is: 69,958.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,454.23 : 109,556.99 = 50,736.13 : x
  2. Step 2: Convert to fraction form
    79,454.23/109,556.99 = 50,736.13/x
  3. Step 3: Cross multiply
    79,454.23x = 109,556.99 × 50,736.13
  4. Step 4: Simplify right side
    79,454.23x = 5,558,497,433.37
  5. Step 5: Solve for x
    x = 5,558,497,433.37/79,454.23
  6. Step 6: Final answer
    x = 69,958.48

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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.