Home / 115,254.50-172,949.79-48,690.32

Finding the Fourth Proportional to 115,254.50, 172,949.79 and 48,690.32

Calculator

Solution

The fourth proportional to 115,254.50, 172,949.79 and 48,690.32 is: 73,064.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,254.50 : 172,949.79 = 48,690.32 : x
  2. Step 2: Convert to fraction form
    115,254.50/172,949.79 = 48,690.32/x
  3. Step 3: Cross multiply
    115,254.50x = 172,949.79 × 48,690.32
  4. Step 4: Simplify right side
    115,254.50x = 8,420,980,619.03
  5. Step 5: Solve for x
    x = 8,420,980,619.03/115,254.50
  6. Step 6: Final answer
    x = 73,064.22

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.