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Finding the Fourth Proportional to 307,735.80, 461,805.53 and 108,051.04

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Solution

The fourth proportional to 307,735.80, 461,805.53 and 108,051.04 is: 162,147.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,735.80 : 461,805.53 = 108,051.04 : x
  2. Step 2: Convert to fraction form
    307,735.80/461,805.53 = 108,051.04/x
  3. Step 3: Cross multiply
    307,735.80x = 461,805.53 × 108,051.04
  4. Step 4: Simplify right side
    307,735.80x = 49,898,567,794.25
  5. Step 5: Solve for x
    x = 49,898,567,794.25/307,735.80
  6. Step 6: Final answer
    x = 162,147.43

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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.