Home / 40,738.33-61,017.18-31,308.92

Finding the Fourth Proportional to 40,738.33, 61,017.18 and 31,308.92

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Solution

The fourth proportional to 40,738.33, 61,017.18 and 31,308.92 is: 46,893.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,738.33 : 61,017.18 = 31,308.92 : x
  2. Step 2: Convert to fraction form
    40,738.33/61,017.18 = 31,308.92/x
  3. Step 3: Cross multiply
    40,738.33x = 61,017.18 × 31,308.92
  4. Step 4: Simplify right side
    40,738.33x = 1,910,382,007.25
  5. Step 5: Solve for x
    x = 1,910,382,007.25/40,738.33
  6. Step 6: Final answer
    x = 46,893.97

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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.