Home / 228,619.76-343,151-110,374.12

Finding the Fourth Proportional to 228,619.76, 343,151 and 110,374.12

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Solution

The fourth proportional to 228,619.76, 343,151 and 110,374.12 is: 165,668.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,619.76 : 343,151 = 110,374.12 : x
  2. Step 2: Convert to fraction form
    228,619.76/343,151 = 110,374.12/x
  3. Step 3: Cross multiply
    228,619.76x = 343,151 × 110,374.12
  4. Step 4: Simplify right side
    228,619.76x = 37,874,989,652.12
  5. Step 5: Solve for x
    x = 37,874,989,652.12/228,619.76
  6. Step 6: Final answer
    x = 165,668.05

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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.