Home / 112,894.20-169,369.42-79,679.08

Finding the Fourth Proportional to 112,894.20, 169,369.42 and 79,679.08

Calculator

Solution

The fourth proportional to 112,894.20, 169,369.42 and 79,679.08 is: 119,538.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,894.20 : 169,369.42 = 79,679.08 : x
  2. Step 2: Convert to fraction form
    112,894.20/169,369.42 = 79,679.08/x
  3. Step 3: Cross multiply
    112,894.20x = 169,369.42 × 79,679.08
  4. Step 4: Simplify right side
    112,894.20x = 13,495,199,565.73
  5. Step 5: Solve for x
    x = 13,495,199,565.73/112,894.20
  6. Step 6: Final answer
    x = 119,538.47

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.