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Finding the Fourth Proportional to 136,045.91, 204,016.35 and 44,839.41

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Solution

The fourth proportional to 136,045.91, 204,016.35 and 44,839.41 is: 67,241.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,045.91 : 204,016.35 = 44,839.41 : x
  2. Step 2: Convert to fraction form
    136,045.91/204,016.35 = 44,839.41/x
  3. Step 3: Cross multiply
    136,045.91x = 204,016.35 × 44,839.41
  4. Step 4: Simplify right side
    136,045.91x = 9,147,973,888.83
  5. Step 5: Solve for x
    x = 9,147,973,888.83/136,045.91
  6. Step 6: Final answer
    x = 67,241.81

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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.