Home / 156,795.20-216,467.14-103,235.90

Finding the Fourth Proportional to 156,795.20, 216,467.14 and 103,235.90

Calculator

Solution

The fourth proportional to 156,795.20, 216,467.14 and 103,235.90 is: 142,524.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,795.20 : 216,467.14 = 103,235.90 : x
  2. Step 2: Convert to fraction form
    156,795.20/216,467.14 = 103,235.90/x
  3. Step 3: Cross multiply
    156,795.20x = 216,467.14 × 103,235.90
  4. Step 4: Simplify right side
    156,795.20x = 22,347,180,018.33
  5. Step 5: Solve for x
    x = 22,347,180,018.33/156,795.20
  6. Step 6: Final answer
    x = 142,524.64

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.