Home / 108,694.80-163,042.20-73,265.40

Finding the Fourth Proportional to 108,694.80, 163,042.20 and 73,265.40

Calculator

Solution

The fourth proportional to 108,694.80, 163,042.20 and 73,265.40 is: 109,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,694.80 : 163,042.20 = 73,265.40 : x
  2. Step 2: Convert to fraction form
    108,694.80/163,042.20 = 73,265.40/x
  3. Step 3: Cross multiply
    108,694.80x = 163,042.20 × 73,265.40
  4. Step 4: Simplify right side
    108,694.80x = 11,945,351,999.88
  5. Step 5: Solve for x
    x = 11,945,351,999.88/108,694.80
  6. Step 6: Final answer
    x = 109,898.10

Related Problems

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.