Home / 45,708.03-68,549.76-16,121.97

Finding the Fourth Proportional to 45,708.03, 68,549.76 and 16,121.97

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Solution

The fourth proportional to 45,708.03, 68,549.76 and 16,121.97 is: 24,178.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,708.03 : 68,549.76 = 16,121.97 : x
  2. Step 2: Convert to fraction form
    45,708.03/68,549.76 = 16,121.97/x
  3. Step 3: Cross multiply
    45,708.03x = 68,549.76 × 16,121.97
  4. Step 4: Simplify right side
    45,708.03x = 1,105,157,174.23
  5. Step 5: Solve for x
    x = 1,105,157,174.23/45,708.03
  6. Step 6: Final answer
    x = 24,178.62

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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.