Home / 198,467.20-297,748.80-58,230.40

Finding the Fourth Proportional to 198,467.20, 297,748.80 and 58,230.40

Calculator

Solution

The fourth proportional to 198,467.20, 297,748.80 and 58,230.40 is: 87,359.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,467.20 : 297,748.80 = 58,230.40 : x
  2. Step 2: Convert to fraction form
    198,467.20/297,748.80 = 58,230.40/x
  3. Step 3: Cross multiply
    198,467.20x = 297,748.80 × 58,230.40
  4. Step 4: Simplify right side
    198,467.20x = 17,338,031,723.52
  5. Step 5: Solve for x
    x = 17,338,031,723.52/198,467.20
  6. Step 6: Final answer
    x = 87,359.68

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.