Home / 199,666.78-275,551.31-109,031.16

Finding the Fourth Proportional to 199,666.78, 275,551.31 and 109,031.16

Calculator

Solution

The fourth proportional to 199,666.78, 275,551.31 and 109,031.16 is: 150,469.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,666.78 : 275,551.31 = 109,031.16 : x
  2. Step 2: Convert to fraction form
    199,666.78/275,551.31 = 109,031.16/x
  3. Step 3: Cross multiply
    199,666.78x = 275,551.31 × 109,031.16
  4. Step 4: Simplify right side
    199,666.78x = 30,043,677,863.64
  5. Step 5: Solve for x
    x = 30,043,677,863.64/199,666.78
  6. Step 6: Final answer
    x = 150,469.09

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.