Home / 354,735.12-531,640.63-144,126.84

Finding the Fourth Proportional to 354,735.12, 531,640.63 and 144,126.84

Calculator

Solution

The fourth proportional to 354,735.12, 531,640.63 and 144,126.84 is: 216,002.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,735.12 : 531,640.63 = 144,126.84 : x
  2. Step 2: Convert to fraction form
    354,735.12/531,640.63 = 144,126.84/x
  3. Step 3: Cross multiply
    354,735.12x = 531,640.63 × 144,126.84
  4. Step 4: Simplify right side
    354,735.12x = 76,623,685,380.61
  5. Step 5: Solve for x
    x = 76,623,685,380.61/354,735.12
  6. Step 6: Final answer
    x = 216,002.53

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.