Home / 119,011.92-164,236.32-65,297.28

Finding the Fourth Proportional to 119,011.92, 164,236.32 and 65,297.28

Calculator

Solution

The fourth proportional to 119,011.92, 164,236.32 and 65,297.28 is: 90,110.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,011.92 : 164,236.32 = 65,297.28 : x
  2. Step 2: Convert to fraction form
    119,011.92/164,236.32 = 65,297.28/x
  3. Step 3: Cross multiply
    119,011.92x = 164,236.32 × 65,297.28
  4. Step 4: Simplify right side
    119,011.92x = 10,724,184,973.21
  5. Step 5: Solve for x
    x = 10,724,184,973.21/119,011.92
  6. Step 6: Final answer
    x = 90,110.18

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.