Home / 54,688-81,975.96-41,512.48

Finding the Fourth Proportional to 54,688, 81,975.96 and 41,512.48

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Solution

The fourth proportional to 54,688, 81,975.96 and 41,512.48 is: 62,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,688 : 81,975.96 = 41,512.48 : x
  2. Step 2: Convert to fraction form
    54,688/81,975.96 = 41,512.48/x
  3. Step 3: Cross multiply
    54,688x = 81,975.96 × 41,512.48
  4. Step 4: Simplify right side
    54,688x = 3,403,025,399.98
  5. Step 5: Solve for x
    x = 3,403,025,399.98/54,688
  6. Step 6: Final answer
    x = 62,226.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.