Home / 135,905.70-203,931.45-57,027.90

Finding the Fourth Proportional to 135,905.70, 203,931.45 and 57,027.90

Calculator

Solution

The fourth proportional to 135,905.70, 203,931.45 and 57,027.90 is: 85,572.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,905.70 : 203,931.45 = 57,027.90 : x
  2. Step 2: Convert to fraction form
    135,905.70/203,931.45 = 57,027.90/x
  3. Step 3: Cross multiply
    135,905.70x = 203,931.45 × 57,027.90
  4. Step 4: Simplify right side
    135,905.70x = 11,629,782,337.46
  5. Step 5: Solve for x
    x = 11,629,782,337.46/135,905.70
  6. Step 6: Final answer
    x = 85,572.44

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.