Home / 166,504.53-229,622.89-109,122.95

Finding the Fourth Proportional to 166,504.53, 229,622.89 and 109,122.95

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Solution

The fourth proportional to 166,504.53, 229,622.89 and 109,122.95 is: 150,489.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,504.53 : 229,622.89 = 109,122.95 : x
  2. Step 2: Convert to fraction form
    166,504.53/229,622.89 = 109,122.95/x
  3. Step 3: Cross multiply
    166,504.53x = 229,622.89 × 109,122.95
  4. Step 4: Simplify right side
    166,504.53x = 25,057,127,445.58
  5. Step 5: Solve for x
    x = 25,057,127,445.58/166,504.53
  6. Step 6: Final answer
    x = 150,489.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.