Home / 54,992.17-82,072.92-49,677.76

Finding the Fourth Proportional to 54,992.17, 82,072.92 and 49,677.76

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Solution

The fourth proportional to 54,992.17, 82,072.92 and 49,677.76 is: 74,141.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,992.17 : 82,072.92 = 49,677.76 : x
  2. Step 2: Convert to fraction form
    54,992.17/82,072.92 = 49,677.76/x
  3. Step 3: Cross multiply
    54,992.17x = 82,072.92 × 49,677.76
  4. Step 4: Simplify right side
    54,992.17x = 4,077,198,822.26
  5. Step 5: Solve for x
    x = 4,077,198,822.26/54,992.17
  6. Step 6: Final answer
    x = 74,141.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.