Home / 236,855.20-355,196.40-79,088.80

Finding the Fourth Proportional to 236,855.20, 355,196.40 and 79,088.80

Calculator

Solution

The fourth proportional to 236,855.20, 355,196.40 and 79,088.80 is: 118,604.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,855.20 : 355,196.40 = 79,088.80 : x
  2. Step 2: Convert to fraction form
    236,855.20/355,196.40 = 79,088.80/x
  3. Step 3: Cross multiply
    236,855.20x = 355,196.40 × 79,088.80
  4. Step 4: Simplify right side
    236,855.20x = 28,092,057,040.32
  5. Step 5: Solve for x
    x = 28,092,057,040.32/236,855.20
  6. Step 6: Final answer
    x = 118,604.35

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.