Home / 248,668.10-373,074.93-80,185.04

Finding the Fourth Proportional to 248,668.10, 373,074.93 and 80,185.04

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Solution

The fourth proportional to 248,668.10, 373,074.93 and 80,185.04 is: 120,301.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,668.10 : 373,074.93 = 80,185.04 : x
  2. Step 2: Convert to fraction form
    248,668.10/373,074.93 = 80,185.04/x
  3. Step 3: Cross multiply
    248,668.10x = 373,074.93 × 80,185.04
  4. Step 4: Simplify right side
    248,668.10x = 29,915,027,718.70
  5. Step 5: Solve for x
    x = 29,915,027,718.70/248,668.10
  6. Step 6: Final answer
    x = 120,301.03

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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.