Home / 159,936.20-239,905.09-65,167.34

Finding the Fourth Proportional to 159,936.20, 239,905.09 and 65,167.34

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Solution

The fourth proportional to 159,936.20, 239,905.09 and 65,167.34 is: 97,751.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,936.20 : 239,905.09 = 65,167.34 : x
  2. Step 2: Convert to fraction form
    159,936.20/239,905.09 = 65,167.34/x
  3. Step 3: Cross multiply
    159,936.20x = 239,905.09 × 65,167.34
  4. Step 4: Simplify right side
    159,936.20x = 15,633,975,449.69
  5. Step 5: Solve for x
    x = 15,633,975,449.69/159,936.20
  6. Step 6: Final answer
    x = 97,751.32

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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.