Home / 263,619.61-363,795.41-142,761.09

Finding the Fourth Proportional to 263,619.61, 363,795.41 and 142,761.09

Calculator

Solution

The fourth proportional to 263,619.61, 363,795.41 and 142,761.09 is: 197,010.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,619.61 : 363,795.41 = 142,761.09 : x
  2. Step 2: Convert to fraction form
    263,619.61/363,795.41 = 142,761.09/x
  3. Step 3: Cross multiply
    263,619.61x = 363,795.41 × 142,761.09
  4. Step 4: Simplify right side
    263,619.61x = 51,935,829,268.60
  5. Step 5: Solve for x
    x = 51,935,829,268.60/263,619.61
  6. Step 6: Final answer
    x = 197,010.49

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.