Home / 180,651.47-249,284.39-100,082.39

Finding the Fourth Proportional to 180,651.47, 249,284.39 and 100,082.39

Calculator

Solution

The fourth proportional to 180,651.47, 249,284.39 and 100,082.39 is: 138,105.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,651.47 : 249,284.39 = 100,082.39 : x
  2. Step 2: Convert to fraction form
    180,651.47/249,284.39 = 100,082.39/x
  3. Step 3: Cross multiply
    180,651.47x = 249,284.39 × 100,082.39
  4. Step 4: Simplify right side
    180,651.47x = 24,948,975,794.06
  5. Step 5: Solve for x
    x = 24,948,975,794.06/180,651.47
  6. Step 6: Final answer
    x = 138,105.58

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.