Home / 130,372.86-179,899.68-73,004.21

Finding the Fourth Proportional to 130,372.86, 179,899.68 and 73,004.21

Calculator

Solution

The fourth proportional to 130,372.86, 179,899.68 and 73,004.21 is: 100,737.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,372.86 : 179,899.68 = 73,004.21 : x
  2. Step 2: Convert to fraction form
    130,372.86/179,899.68 = 73,004.21/x
  3. Step 3: Cross multiply
    130,372.86x = 179,899.68 × 73,004.21
  4. Step 4: Simplify right side
    130,372.86x = 13,133,433,118.15
  5. Step 5: Solve for x
    x = 13,133,433,118.15/130,372.86
  6. Step 6: Final answer
    x = 100,737.48

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.