Home / 54,094.82-74,650.68-30,221.28

Finding the Fourth Proportional to 54,094.82, 74,650.68 and 30,221.28

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Solution

The fourth proportional to 54,094.82, 74,650.68 and 30,221.28 is: 41,705.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,094.82 : 74,650.68 = 30,221.28 : x
  2. Step 2: Convert to fraction form
    54,094.82/74,650.68 = 30,221.28/x
  3. Step 3: Cross multiply
    54,094.82x = 74,650.68 × 30,221.28
  4. Step 4: Simplify right side
    54,094.82x = 2,256,039,102.47
  5. Step 5: Solve for x
    x = 2,256,039,102.47/54,094.82
  6. Step 6: Final answer
    x = 41,705.27

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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.