Home / 248,738.18-373,105.74-71,245.51

Finding the Fourth Proportional to 248,738.18, 373,105.74 and 71,245.51

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Solution

The fourth proportional to 248,738.18, 373,105.74 and 71,245.51 is: 106,867.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,738.18 : 373,105.74 = 71,245.51 : x
  2. Step 2: Convert to fraction form
    248,738.18/373,105.74 = 71,245.51/x
  3. Step 3: Cross multiply
    248,738.18x = 373,105.74 × 71,245.51
  4. Step 4: Simplify right side
    248,738.18x = 26,582,108,730.23
  5. Step 5: Solve for x
    x = 26,582,108,730.23/248,738.18
  6. Step 6: Final answer
    x = 106,867.83

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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.