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Finding the Fourth Proportional to 239,333.01, 330,273.05 and 131,903.01

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Solution

The fourth proportional to 239,333.01, 330,273.05 and 131,903.01 is: 182,022.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,333.01 : 330,273.05 = 131,903.01 : x
  2. Step 2: Convert to fraction form
    239,333.01/330,273.05 = 131,903.01/x
  3. Step 3: Cross multiply
    239,333.01x = 330,273.05 × 131,903.01
  4. Step 4: Simplify right side
    239,333.01x = 43,564,008,757.37
  5. Step 5: Solve for x
    x = 43,564,008,757.37/239,333.01
  6. Step 6: Final answer
    x = 182,022.57

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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.