Home / 99,428.44-137,211.27-54,716.44

Finding the Fourth Proportional to 99,428.44, 137,211.27 and 54,716.44

Calculator

Solution

The fourth proportional to 99,428.44, 137,211.27 and 54,716.44 is: 75,508.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,428.44 : 137,211.27 = 54,716.44 : x
  2. Step 2: Convert to fraction form
    99,428.44/137,211.27 = 54,716.44/x
  3. Step 3: Cross multiply
    99,428.44x = 137,211.27 × 54,716.44
  4. Step 4: Simplify right side
    99,428.44x = 7,507,711,948.70
  5. Step 5: Solve for x
    x = 7,507,711,948.70/99,428.44
  6. Step 6: Final answer
    x = 75,508.70

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.