Home / 199,361.29-298,556.16-131,852.20

Finding the Fourth Proportional to 199,361.29, 298,556.16 and 131,852.20

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Solution

The fourth proportional to 199,361.29, 298,556.16 and 131,852.20 is: 197,457.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,361.29 : 298,556.16 = 131,852.20 : x
  2. Step 2: Convert to fraction form
    199,361.29/298,556.16 = 131,852.20/x
  3. Step 3: Cross multiply
    199,361.29x = 298,556.16 × 131,852.20
  4. Step 4: Simplify right side
    199,361.29x = 39,365,286,519.55
  5. Step 5: Solve for x
    x = 39,365,286,519.55/199,361.29
  6. Step 6: Final answer
    x = 197,457.02

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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.