Home / 54,436.51-75,121.26-30,563.17

Finding the Fourth Proportional to 54,436.51, 75,121.26 and 30,563.17

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Solution

The fourth proportional to 54,436.51, 75,121.26 and 30,563.17 is: 42,176.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,436.51 : 75,121.26 = 30,563.17 : x
  2. Step 2: Convert to fraction form
    54,436.51/75,121.26 = 30,563.17/x
  3. Step 3: Cross multiply
    54,436.51x = 75,121.26 × 30,563.17
  4. Step 4: Simplify right side
    54,436.51x = 2,295,943,839.99
  5. Step 5: Solve for x
    x = 2,295,943,839.99/54,436.51
  6. Step 6: Final answer
    x = 42,176.54

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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.