Home / 80,542.44-111,142.06-46,553.13

Finding the Fourth Proportional to 80,542.44, 111,142.06 and 46,553.13

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Solution

The fourth proportional to 80,542.44, 111,142.06 and 46,553.13 is: 64,239.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,542.44 : 111,142.06 = 46,553.13 : x
  2. Step 2: Convert to fraction form
    80,542.44/111,142.06 = 46,553.13/x
  3. Step 3: Cross multiply
    80,542.44x = 111,142.06 × 46,553.13
  4. Step 4: Simplify right side
    80,542.44x = 5,174,010,767.65
  5. Step 5: Solve for x
    x = 5,174,010,767.65/80,542.44
  6. Step 6: Final answer
    x = 64,239.56

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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.