Home / 83,150.70-124,713.90-23,980.20

Finding the Fourth Proportional to 83,150.70, 124,713.90 and 23,980.20

Calculator

Solution

The fourth proportional to 83,150.70, 124,713.90 and 23,980.20 is: 35,966.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,150.70 : 124,713.90 = 23,980.20 : x
  2. Step 2: Convert to fraction form
    83,150.70/124,713.90 = 23,980.20/x
  3. Step 3: Cross multiply
    83,150.70x = 124,713.90 × 23,980.20
  4. Step 4: Simplify right side
    83,150.70x = 2,990,664,264.78
  5. Step 5: Solve for x
    x = 2,990,664,264.78/83,150.70
  6. Step 6: Final answer
    x = 35,966.80

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.