Home / 81,114.94-111,914.14-47,116.82

Finding the Fourth Proportional to 81,114.94, 111,914.14 and 47,116.82

Calculator

Solution

The fourth proportional to 81,114.94, 111,914.14 and 47,116.82 is: 65,006.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,114.94 : 111,914.14 = 47,116.82 : x
  2. Step 2: Convert to fraction form
    81,114.94/111,914.14 = 47,116.82/x
  3. Step 3: Cross multiply
    81,114.94x = 111,914.14 × 47,116.82
  4. Step 4: Simplify right side
    81,114.94x = 5,273,038,389.83
  5. Step 5: Solve for x
    x = 5,273,038,389.83/81,114.94
  6. Step 6: Final answer
    x = 65,006.99

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.