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Finding the Fourth Proportional to 111,779.22, 167,668.81 and 32,893.47

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Solution

The fourth proportional to 111,779.22, 167,668.81 and 32,893.47 is: 49,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,779.22 : 167,668.81 = 32,893.47 : x
  2. Step 2: Convert to fraction form
    111,779.22/167,668.81 = 32,893.47/x
  3. Step 3: Cross multiply
    111,779.22x = 167,668.81 × 32,893.47
  4. Step 4: Simplify right side
    111,779.22x = 5,515,208,971.67
  5. Step 5: Solve for x
    x = 5,515,208,971.67/111,779.22
  6. Step 6: Final answer
    x = 49,340.20

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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.