Home / 141,812.60-212,718.90-133,064.60

Finding the Fourth Proportional to 141,812.60, 212,718.90 and 133,064.60

Calculator

Solution

The fourth proportional to 141,812.60, 212,718.90 and 133,064.60 is: 199,596.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,812.60 : 212,718.90 = 133,064.60 : x
  2. Step 2: Convert to fraction form
    141,812.60/212,718.90 = 133,064.60/x
  3. Step 3: Cross multiply
    141,812.60x = 212,718.90 × 133,064.60
  4. Step 4: Simplify right side
    141,812.60x = 28,305,355,340.94
  5. Step 5: Solve for x
    x = 28,305,355,340.94/141,812.60
  6. Step 6: Final answer
    x = 199,596.90

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.