Home / 209,846.21-314,505.90-165,297.02

Finding the Fourth Proportional to 209,846.21, 314,505.90 and 165,297.02

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Solution

The fourth proportional to 209,846.21, 314,505.90 and 165,297.02 is: 247,738.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,846.21 : 314,505.90 = 165,297.02 : x
  2. Step 2: Convert to fraction form
    209,846.21/314,505.90 = 165,297.02/x
  3. Step 3: Cross multiply
    209,846.21x = 314,505.90 × 165,297.02
  4. Step 4: Simplify right side
    209,846.21x = 51,986,886,469.89
  5. Step 5: Solve for x
    x = 51,986,886,469.89/209,846.21
  6. Step 6: Final answer
    x = 247,738.03

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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.