Home / 118,022.80-177,034.20-76,032.40

Finding the Fourth Proportional to 118,022.80, 177,034.20 and 76,032.40

Calculator

Solution

The fourth proportional to 118,022.80, 177,034.20 and 76,032.40 is: 114,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,022.80 : 177,034.20 = 76,032.40 : x
  2. Step 2: Convert to fraction form
    118,022.80/177,034.20 = 76,032.40/x
  3. Step 3: Cross multiply
    118,022.80x = 177,034.20 × 76,032.40
  4. Step 4: Simplify right side
    118,022.80x = 13,460,335,108.08
  5. Step 5: Solve for x
    x = 13,460,335,108.08/118,022.80
  6. Step 6: Final answer
    x = 114,048.60

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.