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Finding the Fourth Proportional to 111,052.68, 166,566.73 and 32,166.91

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Solution

The fourth proportional to 111,052.68, 166,566.73 and 32,166.91 is: 48,246.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,052.68 : 166,566.73 = 32,166.91 : x
  2. Step 2: Convert to fraction form
    111,052.68/166,566.73 = 32,166.91/x
  3. Step 3: Cross multiply
    111,052.68x = 166,566.73 × 32,166.91
  4. Step 4: Simplify right side
    111,052.68x = 5,357,937,012.90
  5. Step 5: Solve for x
    x = 5,357,937,012.90/111,052.68
  6. Step 6: Final answer
    x = 48,246.81

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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.