Home / 132,268.19-182,531.43-71,839.40

Finding the Fourth Proportional to 132,268.19, 182,531.43 and 71,839.40

Calculator

Solution

The fourth proportional to 132,268.19, 182,531.43 and 71,839.40 is: 99,139.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,268.19 : 182,531.43 = 71,839.40 : x
  2. Step 2: Convert to fraction form
    132,268.19/182,531.43 = 71,839.40/x
  3. Step 3: Cross multiply
    132,268.19x = 182,531.43 × 71,839.40
  4. Step 4: Simplify right side
    132,268.19x = 13,112,947,499.68
  5. Step 5: Solve for x
    x = 13,112,947,499.68/132,268.19
  6. Step 6: Final answer
    x = 99,139.09

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.