Home / 130,409.04-195,717.24-111,905.40

Finding the Fourth Proportional to 130,409.04, 195,717.24 and 111,905.40

Calculator

Solution

The fourth proportional to 130,409.04, 195,717.24 and 111,905.40 is: 167,947.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,409.04 : 195,717.24 = 111,905.40 : x
  2. Step 2: Convert to fraction form
    130,409.04/195,717.24 = 111,905.40/x
  3. Step 3: Cross multiply
    130,409.04x = 195,717.24 × 111,905.40
  4. Step 4: Simplify right side
    130,409.04x = 21,901,816,029.10
  5. Step 5: Solve for x
    x = 21,901,816,029.10/130,409.04
  6. Step 6: Final answer
    x = 167,947.07

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.