Home / 159,533.37-220,157.51-87,915.96

Finding the Fourth Proportional to 159,533.37, 220,157.51 and 87,915.96

Calculator

Solution

The fourth proportional to 159,533.37, 220,157.51 and 87,915.96 is: 121,324.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,533.37 : 220,157.51 = 87,915.96 : x
  2. Step 2: Convert to fraction form
    159,533.37/220,157.51 = 87,915.96/x
  3. Step 3: Cross multiply
    159,533.37x = 220,157.51 × 87,915.96
  4. Step 4: Simplify right side
    159,533.37x = 19,355,358,403.28
  5. Step 5: Solve for x
    x = 19,355,358,403.28/159,533.37
  6. Step 6: Final answer
    x = 121,324.83

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.