Home / 69,898.33-96,376.22-57,104.38

Finding the Fourth Proportional to 69,898.33, 96,376.22 and 57,104.38

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Solution

The fourth proportional to 69,898.33, 96,376.22 and 57,104.38 is: 78,735.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,898.33 : 96,376.22 = 57,104.38 : x
  2. Step 2: Convert to fraction form
    69,898.33/96,376.22 = 57,104.38/x
  3. Step 3: Cross multiply
    69,898.33x = 96,376.22 × 57,104.38
  4. Step 4: Simplify right side
    69,898.33x = 5,503,504,124.79
  5. Step 5: Solve for x
    x = 5,503,504,124.79/69,898.33
  6. Step 6: Final answer
    x = 78,735.84

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1.5x scale

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.