Home / 54,271.49-74,896.11-30,397.64

Finding the Fourth Proportional to 54,271.49, 74,896.11 and 30,397.64

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Solution

The fourth proportional to 54,271.49, 74,896.11 and 30,397.64 is: 41,949.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,271.49 : 74,896.11 = 30,397.64 : x
  2. Step 2: Convert to fraction form
    54,271.49/74,896.11 = 30,397.64/x
  3. Step 3: Cross multiply
    54,271.49x = 74,896.11 × 30,397.64
  4. Step 4: Simplify right side
    54,271.49x = 2,276,664,614.70
  5. Step 5: Solve for x
    x = 2,276,664,614.70/54,271.49
  6. Step 6: Final answer
    x = 41,949.55

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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.