Home / 52,767.20-78,997.20-51,231.20

Finding the Fourth Proportional to 52,767.20, 78,997.20 and 51,231.20

Calculator

Solution

The fourth proportional to 52,767.20, 78,997.20 and 51,231.20 is: 76,697.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,767.20 : 78,997.20 = 51,231.20 : x
  2. Step 2: Convert to fraction form
    52,767.20/78,997.20 = 51,231.20/x
  3. Step 3: Cross multiply
    52,767.20x = 78,997.20 × 51,231.20
  4. Step 4: Simplify right side
    52,767.20x = 4,047,121,352.64
  5. Step 5: Solve for x
    x = 4,047,121,352.64/52,767.20
  6. Step 6: Final answer
    x = 76,697.67

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.