Home / 111,235.11-166,817.80-36,338.19

Finding the Fourth Proportional to 111,235.11, 166,817.80 and 36,338.19

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Solution

The fourth proportional to 111,235.11, 166,817.80 and 36,338.19 is: 54,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,235.11 : 166,817.80 = 36,338.19 : x
  2. Step 2: Convert to fraction form
    111,235.11/166,817.80 = 36,338.19/x
  3. Step 3: Cross multiply
    111,235.11x = 166,817.80 × 36,338.19
  4. Step 4: Simplify right side
    111,235.11x = 6,061,856,911.78
  5. Step 5: Solve for x
    x = 6,061,856,911.78/111,235.11
  6. Step 6: Final answer
    x = 54,495.90

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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.