Home / 252,615.72-348,612.54-139,438.44

Finding the Fourth Proportional to 252,615.72, 348,612.54 and 139,438.44

Calculator

Solution

The fourth proportional to 252,615.72, 348,612.54 and 139,438.44 is: 192,426.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,615.72 : 348,612.54 = 139,438.44 : x
  2. Step 2: Convert to fraction form
    252,615.72/348,612.54 = 139,438.44/x
  3. Step 3: Cross multiply
    252,615.72x = 348,612.54 × 139,438.44
  4. Step 4: Simplify right side
    252,615.72x = 48,609,988,742.04
  5. Step 5: Solve for x
    x = 48,609,988,742.04/252,615.72
  6. Step 6: Final answer
    x = 192,426.62

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.