Home / 197,220.32-272,188.01-111,195.87

Finding the Fourth Proportional to 197,220.32, 272,188.01 and 111,195.87

Calculator

Solution

The fourth proportional to 197,220.32, 272,188.01 and 111,195.87 is: 153,463.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,220.32 : 272,188.01 = 111,195.87 : x
  2. Step 2: Convert to fraction form
    197,220.32/272,188.01 = 111,195.87/x
  3. Step 3: Cross multiply
    197,220.32x = 272,188.01 × 111,195.87
  4. Step 4: Simplify right side
    197,220.32x = 30,266,182,672.44
  5. Step 5: Solve for x
    x = 30,266,182,672.44/197,220.32
  6. Step 6: Final answer
    x = 153,463.82

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.