Home / 55,619.70-83,429.55-51,299.70

Finding the Fourth Proportional to 55,619.70, 83,429.55 and 51,299.70

Calculator

Solution

The fourth proportional to 55,619.70, 83,429.55 and 51,299.70 is: 76,949.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,619.70 : 83,429.55 = 51,299.70 : x
  2. Step 2: Convert to fraction form
    55,619.70/83,429.55 = 51,299.70/x
  3. Step 3: Cross multiply
    55,619.70x = 83,429.55 × 51,299.70
  4. Step 4: Simplify right side
    55,619.70x = 4,279,910,886.14
  5. Step 5: Solve for x
    x = 4,279,910,886.14/55,619.70
  6. Step 6: Final answer
    x = 76,949.55

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.