Home / 127,847.70-191,771.55-57,863.70

Finding the Fourth Proportional to 127,847.70, 191,771.55 and 57,863.70

Calculator

Solution

The fourth proportional to 127,847.70, 191,771.55 and 57,863.70 is: 86,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,847.70 : 191,771.55 = 57,863.70 : x
  2. Step 2: Convert to fraction form
    127,847.70/191,771.55 = 57,863.70/x
  3. Step 3: Cross multiply
    127,847.70x = 191,771.55 × 57,863.70
  4. Step 4: Simplify right side
    127,847.70x = 11,096,611,437.74
  5. Step 5: Solve for x
    x = 11,096,611,437.74/127,847.70
  6. Step 6: Final answer
    x = 86,795.55

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.