Home / 336,540.72-504,815.47-111,901.15

Finding the Fourth Proportional to 336,540.72, 504,815.47 and 111,901.15

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Solution

The fourth proportional to 336,540.72, 504,815.47 and 111,901.15 is: 167,853.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,540.72 : 504,815.47 = 111,901.15 : x
  2. Step 2: Convert to fraction form
    336,540.72/504,815.47 = 111,901.15/x
  3. Step 3: Cross multiply
    336,540.72x = 504,815.47 × 111,901.15
  4. Step 4: Simplify right side
    336,540.72x = 56,489,431,982.06
  5. Step 5: Solve for x
    x = 56,489,431,982.06/336,540.72
  6. Step 6: Final answer
    x = 167,853.19

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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.