Home / 136,230.96-187,996.92-76,614.96

Finding the Fourth Proportional to 136,230.96, 187,996.92 and 76,614.96

Calculator

Solution

The fourth proportional to 136,230.96, 187,996.92 and 76,614.96 is: 105,727.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,230.96 : 187,996.92 = 76,614.96 : x
  2. Step 2: Convert to fraction form
    136,230.96/187,996.92 = 76,614.96/x
  3. Step 3: Cross multiply
    136,230.96x = 187,996.92 × 76,614.96
  4. Step 4: Simplify right side
    136,230.96x = 14,403,376,505.92
  5. Step 5: Solve for x
    x = 14,403,376,505.92/136,230.96
  6. Step 6: Final answer
    x = 105,727.63

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.