Home / 116,491.20-174,736.80-79,166.40

Finding the Fourth Proportional to 116,491.20, 174,736.80 and 79,166.40

Calculator

Solution

The fourth proportional to 116,491.20, 174,736.80 and 79,166.40 is: 118,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,491.20 : 174,736.80 = 79,166.40 : x
  2. Step 2: Convert to fraction form
    116,491.20/174,736.80 = 79,166.40/x
  3. Step 3: Cross multiply
    116,491.20x = 174,736.80 × 79,166.40
  4. Step 4: Simplify right side
    116,491.20x = 13,833,283,403.52
  5. Step 5: Solve for x
    x = 13,833,283,403.52/116,491.20
  6. Step 6: Final answer
    x = 118,749.60

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.