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Finding the Fourth Proportional to 111,184.74, 166,808.28 and 44,671.56

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Solution

The fourth proportional to 111,184.74, 166,808.28 and 44,671.56 is: 67,019.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,184.74 : 166,808.28 = 44,671.56 : x
  2. Step 2: Convert to fraction form
    111,184.74/166,808.28 = 44,671.56/x
  3. Step 3: Cross multiply
    111,184.74x = 166,808.28 × 44,671.56
  4. Step 4: Simplify right side
    111,184.74x = 7,451,586,088.52
  5. Step 5: Solve for x
    x = 7,451,586,088.52/111,184.74
  6. Step 6: Final answer
    x = 67,019.86

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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.