Home / 49,842.75-74,668.19-39,256.77

Finding the Fourth Proportional to 49,842.75, 74,668.19 and 39,256.77

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Solution

The fourth proportional to 49,842.75, 74,668.19 and 39,256.77 is: 58,809.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,842.75 : 74,668.19 = 39,256.77 : x
  2. Step 2: Convert to fraction form
    49,842.75/74,668.19 = 39,256.77/x
  3. Step 3: Cross multiply
    49,842.75x = 74,668.19 × 39,256.77
  4. Step 4: Simplify right side
    49,842.75x = 2,931,231,764.86
  5. Step 5: Solve for x
    x = 2,931,231,764.86/49,842.75
  6. Step 6: Final answer
    x = 58,809.59

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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.