Home / 199,383.84-275,138.71-113,330.86

Finding the Fourth Proportional to 199,383.84, 275,138.71 and 113,330.86

Calculator

Solution

The fourth proportional to 199,383.84, 275,138.71 and 113,330.86 is: 156,390.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,383.84 : 275,138.71 = 113,330.86 : x
  2. Step 2: Convert to fraction form
    199,383.84/275,138.71 = 113,330.86/x
  3. Step 3: Cross multiply
    199,383.84x = 275,138.71 × 113,330.86
  4. Step 4: Simplify right side
    199,383.84x = 31,181,705,652.42
  5. Step 5: Solve for x
    x = 31,181,705,652.42/199,383.84
  6. Step 6: Final answer
    x = 156,390.34

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.