Home / 122,428.37-168,951.15-68,713.39

Finding the Fourth Proportional to 122,428.37, 168,951.15 and 68,713.39

Calculator

Solution

The fourth proportional to 122,428.37, 168,951.15 and 68,713.39 is: 94,824.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,428.37 : 168,951.15 = 68,713.39 : x
  2. Step 2: Convert to fraction form
    122,428.37/168,951.15 = 68,713.39/x
  3. Step 3: Cross multiply
    122,428.37x = 168,951.15 × 68,713.39
  4. Step 4: Simplify right side
    122,428.37x = 11,609,206,260.90
  5. Step 5: Solve for x
    x = 11,609,206,260.90/122,428.37
  6. Step 6: Final answer
    x = 94,824.48

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.