Home / 135,904.10-203,856.15-98,384.90

Finding the Fourth Proportional to 135,904.10, 203,856.15 and 98,384.90

Calculator

Solution

The fourth proportional to 135,904.10, 203,856.15 and 98,384.90 is: 147,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,904.10 : 203,856.15 = 98,384.90 : x
  2. Step 2: Convert to fraction form
    135,904.10/203,856.15 = 98,384.90/x
  3. Step 3: Cross multiply
    135,904.10x = 203,856.15 × 98,384.90
  4. Step 4: Simplify right side
    135,904.10x = 20,056,366,932.14
  5. Step 5: Solve for x
    x = 20,056,366,932.14/135,904.10
  6. Step 6: Final answer
    x = 147,577.35

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.