Home / 89,270.52-122,956.83-66,536.66

Finding the Fourth Proportional to 89,270.52, 122,956.83 and 66,536.66

Calculator

Solution

The fourth proportional to 89,270.52, 122,956.83 and 66,536.66 is: 91,644.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,270.52 : 122,956.83 = 66,536.66 : x
  2. Step 2: Convert to fraction form
    89,270.52/122,956.83 = 66,536.66/x
  3. Step 3: Cross multiply
    89,270.52x = 122,956.83 × 66,536.66
  4. Step 4: Simplify right side
    89,270.52x = 8,181,136,177.60
  5. Step 5: Solve for x
    x = 8,181,136,177.60/89,270.52
  6. Step 6: Final answer
    x = 91,644.32

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.