Home / 229,116.42-343,783.98-110,721.96

Finding the Fourth Proportional to 229,116.42, 343,783.98 and 110,721.96

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Solution

The fourth proportional to 229,116.42, 343,783.98 and 110,721.96 is: 166,135.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,116.42 : 343,783.98 = 110,721.96 : x
  2. Step 2: Convert to fraction form
    229,116.42/343,783.98 = 110,721.96/x
  3. Step 3: Cross multiply
    229,116.42x = 343,783.98 × 110,721.96
  4. Step 4: Simplify right side
    229,116.42x = 38,064,436,082.20
  5. Step 5: Solve for x
    x = 38,064,436,082.20/229,116.42
  6. Step 6: Final answer
    x = 166,135.78

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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.