Home / 95,855.20-143,782.80-54,383.20

Finding the Fourth Proportional to 95,855.20, 143,782.80 and 54,383.20

Calculator

Solution

The fourth proportional to 95,855.20, 143,782.80 and 54,383.20 is: 81,574.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,855.20 : 143,782.80 = 54,383.20 : x
  2. Step 2: Convert to fraction form
    95,855.20/143,782.80 = 54,383.20/x
  3. Step 3: Cross multiply
    95,855.20x = 143,782.80 × 54,383.20
  4. Step 4: Simplify right side
    95,855.20x = 7,819,368,768.96
  5. Step 5: Solve for x
    x = 7,819,368,768.96/95,855.20
  6. Step 6: Final answer
    x = 81,574.80

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.