Home / 113,286.69-169,930.02-53,942.44

Finding the Fourth Proportional to 113,286.69, 169,930.02 and 53,942.44

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Solution

The fourth proportional to 113,286.69, 169,930.02 and 53,942.44 is: 80,913.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,286.69 : 169,930.02 = 53,942.44 : x
  2. Step 2: Convert to fraction form
    113,286.69/169,930.02 = 53,942.44/x
  3. Step 3: Cross multiply
    113,286.69x = 169,930.02 × 53,942.44
  4. Step 4: Simplify right side
    113,286.69x = 9,166,439,908.05
  5. Step 5: Solve for x
    x = 9,166,439,908.05/113,286.69
  6. Step 6: Final answer
    x = 80,913.65

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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.