Home / 80,321.09-110,841.21-46,329.64

Finding the Fourth Proportional to 80,321.09, 110,841.21 and 46,329.64

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Solution

The fourth proportional to 80,321.09, 110,841.21 and 46,329.64 is: 63,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,321.09 : 110,841.21 = 46,329.64 : x
  2. Step 2: Convert to fraction form
    80,321.09/110,841.21 = 46,329.64/x
  3. Step 3: Cross multiply
    80,321.09x = 110,841.21 × 46,329.64
  4. Step 4: Simplify right side
    80,321.09x = 5,135,233,079.36
  5. Step 5: Solve for x
    x = 5,135,233,079.36/80,321.09
  6. Step 6: Final answer
    x = 63,933.81

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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.