Home / 103,193.82-154,806.14-36,628.38

Finding the Fourth Proportional to 103,193.82, 154,806.14 and 36,628.38

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Solution

The fourth proportional to 103,193.82, 154,806.14 and 36,628.38 is: 54,948.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,193.82 : 154,806.14 = 36,628.38 : x
  2. Step 2: Convert to fraction form
    103,193.82/154,806.14 = 36,628.38/x
  3. Step 3: Cross multiply
    103,193.82x = 154,806.14 × 36,628.38
  4. Step 4: Simplify right side
    103,193.82x = 5,670,297,939.11
  5. Step 5: Solve for x
    x = 5,670,297,939.11/103,193.82
  6. Step 6: Final answer
    x = 54,948.04

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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.