Home / 54,134.37-74,699.33-30,260.25

Finding the Fourth Proportional to 54,134.37, 74,699.33 and 30,260.25

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Solution

The fourth proportional to 54,134.37, 74,699.33 and 30,260.25 is: 41,755.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,134.37 : 74,699.33 = 30,260.25 : x
  2. Step 2: Convert to fraction form
    54,134.37/74,699.33 = 30,260.25/x
  3. Step 3: Cross multiply
    54,134.37x = 74,699.33 × 30,260.25
  4. Step 4: Simplify right side
    54,134.37x = 2,260,420,249.33
  5. Step 5: Solve for x
    x = 2,260,420,249.33/54,134.37
  6. Step 6: Final answer
    x = 41,755.73

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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.