Home / 275,583.52-380,275.88-154,738

Finding the Fourth Proportional to 275,583.52, 380,275.88 and 154,738

Calculator

Solution

The fourth proportional to 275,583.52, 380,275.88 and 154,738 is: 213,521.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,583.52 : 380,275.88 = 154,738 : x
  2. Step 2: Convert to fraction form
    275,583.52/380,275.88 = 154,738/x
  3. Step 3: Cross multiply
    275,583.52x = 380,275.88 × 154,738
  4. Step 4: Simplify right side
    275,583.52x = 58,843,129,119.44
  5. Step 5: Solve for x
    x = 58,843,129,119.44/275,583.52
  6. Step 6: Final answer
    x = 213,521.94

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.