Home / 79,158.10-118,700.24-45,887.68

Finding the Fourth Proportional to 79,158.10, 118,700.24 and 45,887.68

Calculator

Solution

The fourth proportional to 79,158.10, 118,700.24 and 45,887.68 is: 68,810.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,158.10 : 118,700.24 = 45,887.68 : x
  2. Step 2: Convert to fraction form
    79,158.10/118,700.24 = 45,887.68/x
  3. Step 3: Cross multiply
    79,158.10x = 118,700.24 × 45,887.68
  4. Step 4: Simplify right side
    79,158.10x = 5,446,878,629.04
  5. Step 5: Solve for x
    x = 5,446,878,629.04/79,158.10
  6. Step 6: Final answer
    x = 68,810.12

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.