Home / 107,816.60-161,724.90-100,040.60

Finding the Fourth Proportional to 107,816.60, 161,724.90 and 100,040.60

Calculator

Solution

The fourth proportional to 107,816.60, 161,724.90 and 100,040.60 is: 150,060.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,816.60 : 161,724.90 = 100,040.60 : x
  2. Step 2: Convert to fraction form
    107,816.60/161,724.90 = 100,040.60/x
  3. Step 3: Cross multiply
    107,816.60x = 161,724.90 × 100,040.60
  4. Step 4: Simplify right side
    107,816.60x = 16,179,056,030.94
  5. Step 5: Solve for x
    x = 16,179,056,030.94/107,816.60
  6. Step 6: Final answer
    x = 150,060.90

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.