Home / 198,553.56-297,852.12-86,156.52

Finding the Fourth Proportional to 198,553.56, 297,852.12 and 86,156.52

Calculator

Solution

The fourth proportional to 198,553.56, 297,852.12 and 86,156.52 is: 129,244.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,553.56 : 297,852.12 = 86,156.52 : x
  2. Step 2: Convert to fraction form
    198,553.56/297,852.12 = 86,156.52/x
  3. Step 3: Cross multiply
    198,553.56x = 297,852.12 × 86,156.52
  4. Step 4: Simplify right side
    198,553.56x = 25,661,902,133.82
  5. Step 5: Solve for x
    x = 25,661,902,133.82/198,553.56
  6. Step 6: Final answer
    x = 129,244.23

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.