Home / 125,633.80-188,450.70-73,102.60

Finding the Fourth Proportional to 125,633.80, 188,450.70 and 73,102.60

Calculator

Solution

The fourth proportional to 125,633.80, 188,450.70 and 73,102.60 is: 109,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,633.80 : 188,450.70 = 73,102.60 : x
  2. Step 2: Convert to fraction form
    125,633.80/188,450.70 = 73,102.60/x
  3. Step 3: Cross multiply
    125,633.80x = 188,450.70 × 73,102.60
  4. Step 4: Simplify right side
    125,633.80x = 13,776,236,141.82
  5. Step 5: Solve for x
    x = 13,776,236,141.82/125,633.80
  6. Step 6: Final answer
    x = 109,653.90

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.