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Finding the Fourth Proportional to 250,633.17, 375,998.94 and 110,391.75

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Solution

The fourth proportional to 250,633.17, 375,998.94 and 110,391.75 is: 165,609.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,633.17 : 375,998.94 = 110,391.75 : x
  2. Step 2: Convert to fraction form
    250,633.17/375,998.94 = 110,391.75/x
  3. Step 3: Cross multiply
    250,633.17x = 375,998.94 × 110,391.75
  4. Step 4: Simplify right side
    250,633.17x = 41,507,180,984.75
  5. Step 5: Solve for x
    x = 41,507,180,984.75/250,633.17
  6. Step 6: Final answer
    x = 165,609.29

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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.