Home / 52,311.20-72,199.84-31,086.34

Finding the Fourth Proportional to 52,311.20, 72,199.84 and 31,086.34

Calculator

Solution

The fourth proportional to 52,311.20, 72,199.84 and 31,086.34 is: 42,905.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,311.20 : 72,199.84 = 31,086.34 : x
  2. Step 2: Convert to fraction form
    52,311.20/72,199.84 = 31,086.34/x
  3. Step 3: Cross multiply
    52,311.20x = 72,199.84 × 31,086.34
  4. Step 4: Simplify right side
    52,311.20x = 2,244,428,774.19
  5. Step 5: Solve for x
    x = 2,244,428,774.19/52,311.20
  6. Step 6: Final answer
    x = 42,905.32

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.