Home / 123,052.92-169,813.15-66,464.30

Finding the Fourth Proportional to 123,052.92, 169,813.15 and 66,464.30

Calculator

Solution

The fourth proportional to 123,052.92, 169,813.15 and 66,464.30 is: 91,720.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,052.92 : 169,813.15 = 66,464.30 : x
  2. Step 2: Convert to fraction form
    123,052.92/169,813.15 = 66,464.30/x
  3. Step 3: Cross multiply
    123,052.92x = 169,813.15 × 66,464.30
  4. Step 4: Simplify right side
    123,052.92x = 11,286,511,355.25
  5. Step 5: Solve for x
    x = 11,286,511,355.25/123,052.92
  6. Step 6: Final answer
    x = 91,720.79

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.