Home / 91,202.16-125,861.04-57,212.08

Finding the Fourth Proportional to 91,202.16, 125,861.04 and 57,212.08

Calculator

Solution

The fourth proportional to 91,202.16, 125,861.04 and 57,212.08 is: 78,953.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,202.16 : 125,861.04 = 57,212.08 : x
  2. Step 2: Convert to fraction form
    91,202.16/125,861.04 = 57,212.08/x
  3. Step 3: Cross multiply
    91,202.16x = 125,861.04 × 57,212.08
  4. Step 4: Simplify right side
    91,202.16x = 7,200,771,889.36
  5. Step 5: Solve for x
    x = 7,200,771,889.36/91,202.16
  6. Step 6: Final answer
    x = 78,953.96

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.