Home / 78,928.44-118,375.20-22,756.08

Finding the Fourth Proportional to 78,928.44, 118,375.20 and 22,756.08

Calculator

Solution

The fourth proportional to 78,928.44, 118,375.20 and 22,756.08 is: 34,129.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,928.44 : 118,375.20 = 22,756.08 : x
  2. Step 2: Convert to fraction form
    78,928.44/118,375.20 = 22,756.08/x
  3. Step 3: Cross multiply
    78,928.44x = 118,375.20 × 22,756.08
  4. Step 4: Simplify right side
    78,928.44x = 2,693,755,521.22
  5. Step 5: Solve for x
    x = 2,693,755,521.22/78,928.44
  6. Step 6: Final answer
    x = 34,129.09

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.