Home / 86,932.20-130,349.70-40,127.16

Finding the Fourth Proportional to 86,932.20, 130,349.70 and 40,127.16

Calculator

Solution

The fourth proportional to 86,932.20, 130,349.70 and 40,127.16 is: 60,168.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,932.20 : 130,349.70 = 40,127.16 : x
  2. Step 2: Convert to fraction form
    86,932.20/130,349.70 = 40,127.16/x
  3. Step 3: Cross multiply
    86,932.20x = 130,349.70 × 40,127.16
  4. Step 4: Simplify right side
    86,932.20x = 5,230,563,267.85
  5. Step 5: Solve for x
    x = 5,230,563,267.85/86,932.20
  6. Step 6: Final answer
    x = 60,168.31

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.