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Finding the Fourth Proportional to 54,949.94, 75,832.72 and 35,842.22

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Solution

The fourth proportional to 54,949.94, 75,832.72 and 35,842.22 is: 49,463.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,949.94 : 75,832.72 = 35,842.22 : x
  2. Step 2: Convert to fraction form
    54,949.94/75,832.72 = 35,842.22/x
  3. Step 3: Cross multiply
    54,949.94x = 75,832.72 × 35,842.22
  4. Step 4: Simplify right side
    54,949.94x = 2,718,013,033.44
  5. Step 5: Solve for x
    x = 2,718,013,033.44/54,949.94
  6. Step 6: Final answer
    x = 49,463.44

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1.5x scale

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.