Home / 79,942.70-119,893.16-23,767.68

Finding the Fourth Proportional to 79,942.70, 119,893.16 and 23,767.68

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Solution

The fourth proportional to 79,942.70, 119,893.16 and 23,767.68 is: 35,645.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,942.70 : 119,893.16 = 23,767.68 : x
  2. Step 2: Convert to fraction form
    79,942.70/119,893.16 = 23,767.68/x
  3. Step 3: Cross multiply
    79,942.70x = 119,893.16 × 23,767.68
  4. Step 4: Simplify right side
    79,942.70x = 2,849,582,095.69
  5. Step 5: Solve for x
    x = 2,849,582,095.69/79,942.70
  6. Step 6: Final answer
    x = 35,645.31

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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.