Home / 118,810.20-177,923.70-79,152.60

Finding the Fourth Proportional to 118,810.20, 177,923.70 and 79,152.60

Calculator

Solution

The fourth proportional to 118,810.20, 177,923.70 and 79,152.60 is: 118,534.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,810.20 : 177,923.70 = 79,152.60 : x
  2. Step 2: Convert to fraction form
    118,810.20/177,923.70 = 79,152.60/x
  3. Step 3: Cross multiply
    118,810.20x = 177,923.70 × 79,152.60
  4. Step 4: Simplify right side
    118,810.20x = 14,083,123,456.62
  5. Step 5: Solve for x
    x = 14,083,123,456.62/118,810.20
  6. Step 6: Final answer
    x = 118,534.63

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.