Home / 75,909.40-113,864.10-23,318.80

Finding the Fourth Proportional to 75,909.40, 113,864.10 and 23,318.80

Calculator

Solution

The fourth proportional to 75,909.40, 113,864.10 and 23,318.80 is: 34,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,909.40 : 113,864.10 = 23,318.80 : x
  2. Step 2: Convert to fraction form
    75,909.40/113,864.10 = 23,318.80/x
  3. Step 3: Cross multiply
    75,909.40x = 113,864.10 × 23,318.80
  4. Step 4: Simplify right side
    75,909.40x = 2,655,174,175.08
  5. Step 5: Solve for x
    x = 2,655,174,175.08/75,909.40
  6. Step 6: Final answer
    x = 34,978.20

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.