Home / 255,033.70-382,113.15-121,626.70

Finding the Fourth Proportional to 255,033.70, 382,113.15 and 121,626.70

Calculator

Solution

The fourth proportional to 255,033.70, 382,113.15 and 121,626.70 is: 182,231.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,033.70 : 382,113.15 = 121,626.70 : x
  2. Step 2: Convert to fraction form
    255,033.70/382,113.15 = 121,626.70/x
  3. Step 3: Cross multiply
    255,033.70x = 382,113.15 × 121,626.70
  4. Step 4: Simplify right side
    255,033.70x = 46,475,161,461.11
  5. Step 5: Solve for x
    x = 46,475,161,461.11/255,033.70
  6. Step 6: Final answer
    x = 182,231.45

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.