Home / 80,213.05-110,696.62-46,218.90

Finding the Fourth Proportional to 80,213.05, 110,696.62 and 46,218.90

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Solution

The fourth proportional to 80,213.05, 110,696.62 and 46,218.90 is: 63,783.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,213.05 : 110,696.62 = 46,218.90 : x
  2. Step 2: Convert to fraction form
    80,213.05/110,696.62 = 46,218.90/x
  3. Step 3: Cross multiply
    80,213.05x = 110,696.62 × 46,218.90
  4. Step 4: Simplify right side
    80,213.05x = 5,116,276,010.12
  5. Step 5: Solve for x
    x = 5,116,276,010.12/80,213.05
  6. Step 6: Final answer
    x = 63,783.59

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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.