Home / 176,433.72-243,489.42-100,980.60

Finding the Fourth Proportional to 176,433.72, 243,489.42 and 100,980.60

Calculator

Solution

The fourth proportional to 176,433.72, 243,489.42 and 100,980.60 is: 139,359.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,433.72 : 243,489.42 = 100,980.60 : x
  2. Step 2: Convert to fraction form
    176,433.72/243,489.42 = 100,980.60/x
  3. Step 3: Cross multiply
    176,433.72x = 243,489.42 × 100,980.60
  4. Step 4: Simplify right side
    176,433.72x = 24,587,707,725.25
  5. Step 5: Solve for x
    x = 24,587,707,725.25/176,433.72
  6. Step 6: Final answer
    x = 139,359.46

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.