Home / 301,905.72-453,062.70-114,912.36

Finding the Fourth Proportional to 301,905.72, 453,062.70 and 114,912.36

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Solution

The fourth proportional to 301,905.72, 453,062.70 and 114,912.36 is: 172,446.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,905.72 : 453,062.70 = 114,912.36 : x
  2. Step 2: Convert to fraction form
    301,905.72/453,062.70 = 114,912.36/x
  3. Step 3: Cross multiply
    301,905.72x = 453,062.70 × 114,912.36
  4. Step 4: Simplify right side
    301,905.72x = 52,062,504,084.97
  5. Step 5: Solve for x
    x = 52,062,504,084.97/301,905.72
  6. Step 6: Final answer
    x = 172,446.23

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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.