Home / 54,161.20-74,744.48-30,287.82

Finding the Fourth Proportional to 54,161.20, 74,744.48 and 30,287.82

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Solution

The fourth proportional to 54,161.20, 74,744.48 and 30,287.82 is: 41,798.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,161.20 : 74,744.48 = 30,287.82 : x
  2. Step 2: Convert to fraction form
    54,161.20/74,744.48 = 30,287.82/x
  3. Step 3: Cross multiply
    54,161.20x = 74,744.48 × 30,287.82
  4. Step 4: Simplify right side
    54,161.20x = 2,263,847,356.23
  5. Step 5: Solve for x
    x = 2,263,847,356.23/54,161.20
  6. Step 6: Final answer
    x = 41,798.32

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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.