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Finding the Fourth Proportional to 111,330.94, 166,954.94 and 44,748.62

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Solution

The fourth proportional to 111,330.94, 166,954.94 and 44,748.62 is: 67,106.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,330.94 : 166,954.94 = 44,748.62 : x
  2. Step 2: Convert to fraction form
    111,330.94/166,954.94 = 44,748.62/x
  3. Step 3: Cross multiply
    111,330.94x = 166,954.94 × 44,748.62
  4. Step 4: Simplify right side
    111,330.94x = 7,471,003,167.18
  5. Step 5: Solve for x
    x = 7,471,003,167.18/111,330.94
  6. Step 6: Final answer
    x = 67,106.26

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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.