Home / 189,724.60-284,279.70-119,478.20

Finding the Fourth Proportional to 189,724.60, 284,279.70 and 119,478.20

Calculator

Solution

The fourth proportional to 189,724.60, 284,279.70 and 119,478.20 is: 179,023.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,724.60 : 284,279.70 = 119,478.20 : x
  2. Step 2: Convert to fraction form
    189,724.60/284,279.70 = 119,478.20/x
  3. Step 3: Cross multiply
    189,724.60x = 284,279.70 × 119,478.20
  4. Step 4: Simplify right side
    189,724.60x = 33,965,226,852.54
  5. Step 5: Solve for x
    x = 33,965,226,852.54/189,724.60
  6. Step 6: Final answer
    x = 179,023.84

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.