Home / 54,112.46-74,673.80-30,239.33

Finding the Fourth Proportional to 54,112.46, 74,673.80 and 30,239.33

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Solution

The fourth proportional to 54,112.46, 74,673.80 and 30,239.33 is: 41,729.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,112.46 : 74,673.80 = 30,239.33 : x
  2. Step 2: Convert to fraction form
    54,112.46/74,673.80 = 30,239.33/x
  3. Step 3: Cross multiply
    54,112.46x = 74,673.80 × 30,239.33
  4. Step 4: Simplify right side
    54,112.46x = 2,258,085,155.99
  5. Step 5: Solve for x
    x = 2,258,085,155.99/54,112.46
  6. Step 6: Final answer
    x = 41,729.49

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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.