Home / 110,533.60-165,630.30-82,321.30

Finding the Fourth Proportional to 110,533.60, 165,630.30 and 82,321.30

Calculator

Solution

The fourth proportional to 110,533.60, 165,630.30 and 82,321.30 is: 123,355.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,533.60 : 165,630.30 = 82,321.30 : x
  2. Step 2: Convert to fraction form
    110,533.60/165,630.30 = 82,321.30/x
  3. Step 3: Cross multiply
    110,533.60x = 165,630.30 × 82,321.30
  4. Step 4: Simplify right side
    110,533.60x = 13,634,901,615.39
  5. Step 5: Solve for x
    x = 13,634,901,615.39/110,533.60
  6. Step 6: Final answer
    x = 123,355.27

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.