Home / 54,718.56-82,077.93-31,328.82

Finding the Fourth Proportional to 54,718.56, 82,077.93 and 31,328.82

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Solution

The fourth proportional to 54,718.56, 82,077.93 and 31,328.82 is: 46,993.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,718.56 : 82,077.93 = 31,328.82 : x
  2. Step 2: Convert to fraction form
    54,718.56/82,077.93 = 31,328.82/x
  3. Step 3: Cross multiply
    54,718.56x = 82,077.93 × 31,328.82
  4. Step 4: Simplify right side
    54,718.56x = 2,571,404,694.94
  5. Step 5: Solve for x
    x = 2,571,404,694.94/54,718.56
  6. Step 6: Final answer
    x = 46,993.28

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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.