Home / 107,788.20-161,682.30-92,041.80

Finding the Fourth Proportional to 107,788.20, 161,682.30 and 92,041.80

Calculator

Solution

The fourth proportional to 107,788.20, 161,682.30 and 92,041.80 is: 138,062.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,788.20 : 161,682.30 = 92,041.80 : x
  2. Step 2: Convert to fraction form
    107,788.20/161,682.30 = 92,041.80/x
  3. Step 3: Cross multiply
    107,788.20x = 161,682.30 × 92,041.80
  4. Step 4: Simplify right side
    107,788.20x = 14,881,529,920.14
  5. Step 5: Solve for x
    x = 14,881,529,920.14/107,788.20
  6. Step 6: Final answer
    x = 138,062.70

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.