Home / 74,653.35-111,716.91-46,586.61

Finding the Fourth Proportional to 74,653.35, 111,716.91 and 46,586.61

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Solution

The fourth proportional to 74,653.35, 111,716.91 and 46,586.61 is: 69,715.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,653.35 : 111,716.91 = 46,586.61 : x
  2. Step 2: Convert to fraction form
    74,653.35/111,716.91 = 46,586.61/x
  3. Step 3: Cross multiply
    74,653.35x = 111,716.91 × 46,586.61
  4. Step 4: Simplify right side
    74,653.35x = 5,204,512,116.58
  5. Step 5: Solve for x
    x = 5,204,512,116.58/74,653.35
  6. Step 6: Final answer
    x = 69,715.72

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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.