Home / 45,198-62,394.96-30,115.92

Finding the Fourth Proportional to 45,198, 62,394.96 and 30,115.92

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Solution

The fourth proportional to 45,198, 62,394.96 and 30,115.92 is: 41,574.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,198 : 62,394.96 = 30,115.92 : x
  2. Step 2: Convert to fraction form
    45,198/62,394.96 = 30,115.92/x
  3. Step 3: Cross multiply
    45,198x = 62,394.96 × 30,115.92
  4. Step 4: Simplify right side
    45,198x = 1,879,081,623.76
  5. Step 5: Solve for x
    x = 1,879,081,623.76/45,198
  6. Step 6: Final answer
    x = 41,574.44

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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.