Home / 229,021.10-343,434.45-110,728.70

Finding the Fourth Proportional to 229,021.10, 343,434.45 and 110,728.70

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Solution

The fourth proportional to 229,021.10, 343,434.45 and 110,728.70 is: 166,046.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,021.10 : 343,434.45 = 110,728.70 : x
  2. Step 2: Convert to fraction form
    229,021.10/343,434.45 = 110,728.70/x
  3. Step 3: Cross multiply
    229,021.10x = 343,434.45 × 110,728.70
  4. Step 4: Simplify right side
    229,021.10x = 38,028,050,183.72
  5. Step 5: Solve for x
    x = 38,028,050,183.72/229,021.10
  6. Step 6: Final answer
    x = 166,046.06

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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.