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Finding the Fourth Proportional to 111,509.07, 167,296.41 and 44,914.92

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Solution

The fourth proportional to 111,509.07, 167,296.41 and 44,914.92 is: 67,385.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,509.07 : 167,296.41 = 44,914.92 : x
  2. Step 2: Convert to fraction form
    111,509.07/167,296.41 = 44,914.92/x
  3. Step 3: Cross multiply
    111,509.07x = 167,296.41 × 44,914.92
  4. Step 4: Simplify right side
    111,509.07x = 7,514,104,871.44
  5. Step 5: Solve for x
    x = 7,514,104,871.44/111,509.07
  6. Step 6: Final answer
    x = 67,385.59

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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.