Home / 118,926.88-178,420.05-83,934.88

Finding the Fourth Proportional to 118,926.88, 178,420.05 and 83,934.88

Calculator

Solution

The fourth proportional to 118,926.88, 178,420.05 and 83,934.88 is: 125,923.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,926.88 : 178,420.05 = 83,934.88 : x
  2. Step 2: Convert to fraction form
    118,926.88/178,420.05 = 83,934.88/x
  3. Step 3: Cross multiply
    118,926.88x = 178,420.05 × 83,934.88
  4. Step 4: Simplify right side
    118,926.88x = 14,975,665,486.34
  5. Step 5: Solve for x
    x = 14,975,665,486.34/118,926.88
  6. Step 6: Final answer
    x = 125,923.30

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.