Home / 188,705.34-260,417.34-103,822.56

Finding the Fourth Proportional to 188,705.34, 260,417.34 and 103,822.56

Calculator

Solution

The fourth proportional to 188,705.34, 260,417.34 and 103,822.56 is: 143,277.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,705.34 : 260,417.34 = 103,822.56 : x
  2. Step 2: Convert to fraction form
    188,705.34/260,417.34 = 103,822.56/x
  3. Step 3: Cross multiply
    188,705.34x = 260,417.34 × 103,822.56
  4. Step 4: Simplify right side
    188,705.34x = 27,037,194,907.19
  5. Step 5: Solve for x
    x = 27,037,194,907.19/188,705.34
  6. Step 6: Final answer
    x = 143,277.32

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.