Home / 118,244.20-177,020.70-105,802.60

Finding the Fourth Proportional to 118,244.20, 177,020.70 and 105,802.60

Calculator

Solution

The fourth proportional to 118,244.20, 177,020.70 and 105,802.60 is: 158,394.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,244.20 : 177,020.70 = 105,802.60 : x
  2. Step 2: Convert to fraction form
    118,244.20/177,020.70 = 105,802.60/x
  3. Step 3: Cross multiply
    118,244.20x = 177,020.70 × 105,802.60
  4. Step 4: Simplify right side
    118,244.20x = 18,729,250,313.82
  5. Step 5: Solve for x
    x = 18,729,250,313.82/118,244.20
  6. Step 6: Final answer
    x = 158,394.66

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.