Home / 54,792.25-82,112.13-30,755.30

Finding the Fourth Proportional to 54,792.25, 82,112.13 and 30,755.30

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Solution

The fourth proportional to 54,792.25, 82,112.13 and 30,755.30 is: 46,090.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,792.25 : 82,112.13 = 30,755.30 : x
  2. Step 2: Convert to fraction form
    54,792.25/82,112.13 = 30,755.30/x
  3. Step 3: Cross multiply
    54,792.25x = 82,112.13 × 30,755.30
  4. Step 4: Simplify right side
    54,792.25x = 2,525,382,781.23
  5. Step 5: Solve for x
    x = 2,525,382,781.23/54,792.25
  6. Step 6: Final answer
    x = 46,090.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.