Home / 286,187.31-394,918.72-158,852.88

Finding the Fourth Proportional to 286,187.31, 394,918.72 and 158,852.88

Calculator

Solution

The fourth proportional to 286,187.31, 394,918.72 and 158,852.88 is: 219,206.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,187.31 : 394,918.72 = 158,852.88 : x
  2. Step 2: Convert to fraction form
    286,187.31/394,918.72 = 158,852.88/x
  3. Step 3: Cross multiply
    286,187.31x = 394,918.72 × 158,852.88
  4. Step 4: Simplify right side
    286,187.31x = 62,733,976,037.91
  5. Step 5: Solve for x
    x = 62,733,976,037.91/286,187.31
  6. Step 6: Final answer
    x = 219,206.00

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.