Home / 54,288.33-74,922.05-31,322.27

Finding the Fourth Proportional to 54,288.33, 74,922.05 and 31,322.27

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Solution

The fourth proportional to 54,288.33, 74,922.05 and 31,322.27 is: 43,227.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,288.33 : 74,922.05 = 31,322.27 : x
  2. Step 2: Convert to fraction form
    54,288.33/74,922.05 = 31,322.27/x
  3. Step 3: Cross multiply
    54,288.33x = 74,922.05 × 31,322.27
  4. Step 4: Simplify right side
    54,288.33x = 2,346,728,679.05
  5. Step 5: Solve for x
    x = 2,346,728,679.05/54,288.33
  6. Step 6: Final answer
    x = 43,227.13

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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.