Home / 45,693.86-68,546.25-16,105.57

Finding the Fourth Proportional to 45,693.86, 68,546.25 and 16,105.57

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Solution

The fourth proportional to 45,693.86, 68,546.25 and 16,105.57 is: 24,160.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,693.86 : 68,546.25 = 16,105.57 : x
  2. Step 2: Convert to fraction form
    45,693.86/68,546.25 = 16,105.57/x
  3. Step 3: Cross multiply
    45,693.86x = 68,546.25 × 16,105.57
  4. Step 4: Simplify right side
    45,693.86x = 1,103,976,256.25
  5. Step 5: Solve for x
    x = 1,103,976,256.25/45,693.86
  6. Step 6: Final answer
    x = 24,160.28

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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.