Home / 112,320.15-168,395.99-67,937.82

Finding the Fourth Proportional to 112,320.15, 168,395.99 and 67,937.82

Calculator

Solution

The fourth proportional to 112,320.15, 168,395.99 and 67,937.82 is: 101,855.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,320.15 : 168,395.99 = 67,937.82 : x
  2. Step 2: Convert to fraction form
    112,320.15/168,395.99 = 67,937.82/x
  3. Step 3: Cross multiply
    112,320.15x = 168,395.99 × 67,937.82
  4. Step 4: Simplify right side
    112,320.15x = 11,440,456,117.65
  5. Step 5: Solve for x
    x = 11,440,456,117.65/112,320.15
  6. Step 6: Final answer
    x = 101,855.78

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.