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Finding the Fourth Proportional to 111,781.62, 167,673.78 and 44,330.22

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Solution

The fourth proportional to 111,781.62, 167,673.78 and 44,330.22 is: 66,495.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,781.62 : 167,673.78 = 44,330.22 : x
  2. Step 2: Convert to fraction form
    111,781.62/167,673.78 = 44,330.22/x
  3. Step 3: Cross multiply
    111,781.62x = 167,673.78 × 44,330.22
  4. Step 4: Simplify right side
    111,781.62x = 7,433,015,555.63
  5. Step 5: Solve for x
    x = 7,433,015,555.63/111,781.62
  6. Step 6: Final answer
    x = 66,495.87

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1.5x scale

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.