Home / 109,613.99-164,088.05-70,198.80

Finding the Fourth Proportional to 109,613.99, 164,088.05 and 70,198.80

Calculator

Solution

The fourth proportional to 109,613.99, 164,088.05 and 70,198.80 is: 105,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,613.99 : 164,088.05 = 70,198.80 : x
  2. Step 2: Convert to fraction form
    109,613.99/164,088.05 = 70,198.80/x
  3. Step 3: Cross multiply
    109,613.99x = 164,088.05 × 70,198.80
  4. Step 4: Simplify right side
    109,613.99x = 11,518,783,853.35
  5. Step 5: Solve for x
    x = 11,518,783,853.35/109,613.99
  6. Step 6: Final answer
    x = 105,084.98

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.