Home / 107,796.40-161,694.60-81,552.40

Finding the Fourth Proportional to 107,796.40, 161,694.60 and 81,552.40

Calculator

Solution

The fourth proportional to 107,796.40, 161,694.60 and 81,552.40 is: 122,328.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,796.40 : 161,694.60 = 81,552.40 : x
  2. Step 2: Convert to fraction form
    107,796.40/161,694.60 = 81,552.40/x
  3. Step 3: Cross multiply
    107,796.40x = 161,694.60 × 81,552.40
  4. Step 4: Simplify right side
    107,796.40x = 13,186,582,697.04
  5. Step 5: Solve for x
    x = 13,186,582,697.04/107,796.40
  6. Step 6: Final answer
    x = 122,328.60

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.