Home / 45,045.46-62,164.49-29,912.03

Finding the Fourth Proportional to 45,045.46, 62,164.49 and 29,912.03

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Solution

The fourth proportional to 45,045.46, 62,164.49 and 29,912.03 is: 41,279.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,045.46 : 62,164.49 = 29,912.03 : x
  2. Step 2: Convert to fraction form
    45,045.46/62,164.49 = 29,912.03/x
  3. Step 3: Cross multiply
    45,045.46x = 62,164.49 × 29,912.03
  4. Step 4: Simplify right side
    45,045.46x = 1,859,465,629.43
  5. Step 5: Solve for x
    x = 1,859,465,629.43/45,045.46
  6. Step 6: Final answer
    x = 41,279.76

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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.