Home / 228,620.76-343,152.50-110,375.12

Finding the Fourth Proportional to 228,620.76, 343,152.50 and 110,375.12

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Solution

The fourth proportional to 228,620.76, 343,152.50 and 110,375.12 is: 165,669.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,620.76 : 343,152.50 = 110,375.12 : x
  2. Step 2: Convert to fraction form
    228,620.76/343,152.50 = 110,375.12/x
  3. Step 3: Cross multiply
    228,620.76x = 343,152.50 × 110,375.12
  4. Step 4: Simplify right side
    228,620.76x = 37,875,498,365.80
  5. Step 5: Solve for x
    x = 37,875,498,365.80/228,620.76
  6. Step 6: Final answer
    x = 165,669.55

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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.