Home / 72,633.56-100,244.40-40,804.88

Finding the Fourth Proportional to 72,633.56, 100,244.40 and 40,804.88

Calculator

Solution

The fourth proportional to 72,633.56, 100,244.40 and 40,804.88 is: 56,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,633.56 : 100,244.40 = 40,804.88 : x
  2. Step 2: Convert to fraction form
    72,633.56/100,244.40 = 40,804.88/x
  3. Step 3: Cross multiply
    72,633.56x = 100,244.40 × 40,804.88
  4. Step 4: Simplify right side
    72,633.56x = 4,090,460,712.67
  5. Step 5: Solve for x
    x = 4,090,460,712.67/72,633.56
  6. Step 6: Final answer
    x = 56,316.40

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.