Home / 69,470.09-95,872.46-39,256.69

Finding the Fourth Proportional to 69,470.09, 95,872.46 and 39,256.69

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Solution

The fourth proportional to 69,470.09, 95,872.46 and 39,256.69 is: 54,176.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,470.09 : 95,872.46 = 39,256.69 : x
  2. Step 2: Convert to fraction form
    69,470.09/95,872.46 = 39,256.69/x
  3. Step 3: Cross multiply
    69,470.09x = 95,872.46 × 39,256.69
  4. Step 4: Simplify right side
    69,470.09x = 3,763,634,766.11
  5. Step 5: Solve for x
    x = 3,763,634,766.11/69,470.09
  6. Step 6: Final answer
    x = 54,176.33

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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.