Home / 44,920.05-61,942.77-31,323.90

Finding the Fourth Proportional to 44,920.05, 61,942.77 and 31,323.90

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Solution

The fourth proportional to 44,920.05, 61,942.77 and 31,323.90 is: 43,194.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,920.05 : 61,942.77 = 31,323.90 : x
  2. Step 2: Convert to fraction form
    44,920.05/61,942.77 = 31,323.90/x
  3. Step 3: Cross multiply
    44,920.05x = 61,942.77 × 31,323.90
  4. Step 4: Simplify right side
    44,920.05x = 1,940,289,133.20
  5. Step 5: Solve for x
    x = 1,940,289,133.20/44,920.05
  6. Step 6: Final answer
    x = 43,194.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.