Home / 118,928.68-164,207.68-76,561.02

Finding the Fourth Proportional to 118,928.68, 164,207.68 and 76,561.02

Calculator

Solution

The fourth proportional to 118,928.68, 164,207.68 and 76,561.02 is: 105,709.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,928.68 : 164,207.68 = 76,561.02 : x
  2. Step 2: Convert to fraction form
    118,928.68/164,207.68 = 76,561.02/x
  3. Step 3: Cross multiply
    118,928.68x = 164,207.68 × 76,561.02
  4. Step 4: Simplify right side
    118,928.68x = 12,571,907,281.23
  5. Step 5: Solve for x
    x = 12,571,907,281.23/118,928.68
  6. Step 6: Final answer
    x = 105,709.64

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.