Home / 141,799.14-212,498.10-78,647.04

Finding the Fourth Proportional to 141,799.14, 212,498.10 and 78,647.04

Calculator

Solution

The fourth proportional to 141,799.14, 212,498.10 and 78,647.04 is: 117,859.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,799.14 : 212,498.10 = 78,647.04 : x
  2. Step 2: Convert to fraction form
    141,799.14/212,498.10 = 78,647.04/x
  3. Step 3: Cross multiply
    141,799.14x = 212,498.10 × 78,647.04
  4. Step 4: Simplify right side
    141,799.14x = 16,712,346,570.62
  5. Step 5: Solve for x
    x = 16,712,346,570.62/141,799.14
  6. Step 6: Final answer
    x = 117,859.29

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.