Home / 149,541.73-206,360.30-89,111.03

Finding the Fourth Proportional to 149,541.73, 206,360.30 and 89,111.03

Calculator

Solution

The fourth proportional to 149,541.73, 206,360.30 and 89,111.03 is: 122,968.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,541.73 : 206,360.30 = 89,111.03 : x
  2. Step 2: Convert to fraction form
    149,541.73/206,360.30 = 89,111.03/x
  3. Step 3: Cross multiply
    149,541.73x = 206,360.30 × 89,111.03
  4. Step 4: Simplify right side
    149,541.73x = 18,388,978,075.09
  5. Step 5: Solve for x
    x = 18,388,978,075.09/149,541.73
  6. Step 6: Final answer
    x = 122,968.88

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.