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Finding the Fourth Proportional to 220,093.59, 330,096.64 and 107,725.53

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Solution

The fourth proportional to 220,093.59, 330,096.64 and 107,725.53 is: 161,566.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,093.59 : 330,096.64 = 107,725.53 : x
  2. Step 2: Convert to fraction form
    220,093.59/330,096.64 = 107,725.53/x
  3. Step 3: Cross multiply
    220,093.59x = 330,096.64 × 107,725.53
  4. Step 4: Simplify right side
    220,093.59x = 35,559,833,575.42
  5. Step 5: Solve for x
    x = 35,559,833,575.42/220,093.59
  6. Step 6: Final answer
    x = 161,566.88

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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.