Home / 170,427.18-255,358.26-103,665.36

Finding the Fourth Proportional to 170,427.18, 255,358.26 and 103,665.36

Calculator

Solution

The fourth proportional to 170,427.18, 255,358.26 and 103,665.36 is: 155,326.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,427.18 : 255,358.26 = 103,665.36 : x
  2. Step 2: Convert to fraction form
    170,427.18/255,358.26 = 103,665.36/x
  3. Step 3: Cross multiply
    170,427.18x = 255,358.26 × 103,665.36
  4. Step 4: Simplify right side
    170,427.18x = 26,471,805,951.87
  5. Step 5: Solve for x
    x = 26,471,805,951.87/170,427.18
  6. Step 6: Final answer
    x = 155,326.20

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.