Home / 72,443.20-108,664.80-60,001.60

Finding the Fourth Proportional to 72,443.20, 108,664.80 and 60,001.60

Calculator

Solution

The fourth proportional to 72,443.20, 108,664.80 and 60,001.60 is: 90,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,443.20 : 108,664.80 = 60,001.60 : x
  2. Step 2: Convert to fraction form
    72,443.20/108,664.80 = 60,001.60/x
  3. Step 3: Cross multiply
    72,443.20x = 108,664.80 × 60,001.60
  4. Step 4: Simplify right side
    72,443.20x = 6,520,061,863.68
  5. Step 5: Solve for x
    x = 6,520,061,863.68/72,443.20
  6. Step 6: Final answer
    x = 90,002.40

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.