Home / 116,129.40-174,323.70-108,515.40

Finding the Fourth Proportional to 116,129.40, 174,323.70 and 108,515.40

Calculator

Solution

The fourth proportional to 116,129.40, 174,323.70 and 108,515.40 is: 162,894.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,129.40 : 174,323.70 = 108,515.40 : x
  2. Step 2: Convert to fraction form
    116,129.40/174,323.70 = 108,515.40/x
  3. Step 3: Cross multiply
    116,129.40x = 174,323.70 × 108,515.40
  4. Step 4: Simplify right side
    116,129.40x = 18,916,806,034.98
  5. Step 5: Solve for x
    x = 18,916,806,034.98/116,129.40
  6. Step 6: Final answer
    x = 162,894.20

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.