Home / 120,752.43-181,129.28-70,797.50

Finding the Fourth Proportional to 120,752.43, 181,129.28 and 70,797.50

Calculator

Solution

The fourth proportional to 120,752.43, 181,129.28 and 70,797.50 is: 106,196.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,752.43 : 181,129.28 = 70,797.50 : x
  2. Step 2: Convert to fraction form
    120,752.43/181,129.28 = 70,797.50/x
  3. Step 3: Cross multiply
    120,752.43x = 181,129.28 × 70,797.50
  4. Step 4: Simplify right side
    120,752.43x = 12,823,500,299.64
  5. Step 5: Solve for x
    x = 12,823,500,299.64/120,752.43
  6. Step 6: Final answer
    x = 106,196.62

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.