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Finding the Fourth Proportional to 111,734.63, 167,527.96 and 44,221.94

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Solution

The fourth proportional to 111,734.63, 167,527.96 and 44,221.94 is: 66,303.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,734.63 : 167,527.96 = 44,221.94 : x
  2. Step 2: Convert to fraction form
    111,734.63/167,527.96 = 44,221.94/x
  3. Step 3: Cross multiply
    111,734.63x = 167,527.96 × 44,221.94
  4. Step 4: Simplify right side
    111,734.63x = 7,408,411,395.44
  5. Step 5: Solve for x
    x = 7,408,411,395.44/111,734.63
  6. Step 6: Final answer
    x = 66,303.63

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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.