Home / 54,112.04-74,674.44-30,238.71

Finding the Fourth Proportional to 54,112.04, 74,674.44 and 30,238.71

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Solution

The fourth proportional to 54,112.04, 74,674.44 and 30,238.71 is: 41,729.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,112.04 : 74,674.44 = 30,238.71 : x
  2. Step 2: Convert to fraction form
    54,112.04/74,674.44 = 30,238.71/x
  3. Step 3: Cross multiply
    54,112.04x = 74,674.44 × 30,238.71
  4. Step 4: Simplify right side
    54,112.04x = 2,258,058,735.57
  5. Step 5: Solve for x
    x = 2,258,058,735.57/54,112.04
  6. Step 6: Final answer
    x = 41,729.32

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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.