Home / 146,116.40-219,181.80-76,132.40

Finding the Fourth Proportional to 146,116.40, 219,181.80 and 76,132.40

Calculator

Solution

The fourth proportional to 146,116.40, 219,181.80 and 76,132.40 is: 114,202.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,116.40 : 219,181.80 = 76,132.40 : x
  2. Step 2: Convert to fraction form
    146,116.40/219,181.80 = 76,132.40/x
  3. Step 3: Cross multiply
    146,116.40x = 219,181.80 × 76,132.40
  4. Step 4: Simplify right side
    146,116.40x = 16,686,836,470.32
  5. Step 5: Solve for x
    x = 16,686,836,470.32/146,116.40
  6. Step 6: Final answer
    x = 114,202.35

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.