Home / 45,728.82-68,615.09-16,160.58

Finding the Fourth Proportional to 45,728.82, 68,615.09 and 16,160.58

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Solution

The fourth proportional to 45,728.82, 68,615.09 and 16,160.58 is: 24,248.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,728.82 : 68,615.09 = 16,160.58 : x
  2. Step 2: Convert to fraction form
    45,728.82/68,615.09 = 16,160.58/x
  3. Step 3: Cross multiply
    45,728.82x = 68,615.09 × 16,160.58
  4. Step 4: Simplify right side
    45,728.82x = 1,108,859,570.35
  5. Step 5: Solve for x
    x = 1,108,859,570.35/45,728.82
  6. Step 6: Final answer
    x = 24,248.59

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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.