Home / 115,921.60-173,752.80-49,350.40

Finding the Fourth Proportional to 115,921.60, 173,752.80 and 49,350.40

Calculator

Solution

The fourth proportional to 115,921.60, 173,752.80 and 49,350.40 is: 73,970.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,921.60 : 173,752.80 = 49,350.40 : x
  2. Step 2: Convert to fraction form
    115,921.60/173,752.80 = 49,350.40/x
  3. Step 3: Cross multiply
    115,921.60x = 173,752.80 × 49,350.40
  4. Step 4: Simplify right side
    115,921.60x = 8,574,770,181.12
  5. Step 5: Solve for x
    x = 8,574,770,181.12/115,921.60
  6. Step 6: Final answer
    x = 73,970.43

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.