Home / 248,712.65-373,141.63-80,229.24

Finding the Fourth Proportional to 248,712.65, 373,141.63 and 80,229.24

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Solution

The fourth proportional to 248,712.65, 373,141.63 and 80,229.24 is: 120,367.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,712.65 : 373,141.63 = 80,229.24 : x
  2. Step 2: Convert to fraction form
    248,712.65/373,141.63 = 80,229.24/x
  3. Step 3: Cross multiply
    248,712.65x = 373,141.63 × 80,229.24
  4. Step 4: Simplify right side
    248,712.65x = 29,936,868,986.12
  5. Step 5: Solve for x
    x = 29,936,868,986.12/248,712.65
  6. Step 6: Final answer
    x = 120,367.30

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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.