Home / 79,477.72-109,776.30-59,423.68

Finding the Fourth Proportional to 79,477.72, 109,776.30 and 59,423.68

Calculator

Solution

The fourth proportional to 79,477.72, 109,776.30 and 59,423.68 is: 82,077.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,477.72 : 109,776.30 = 59,423.68 : x
  2. Step 2: Convert to fraction form
    79,477.72/109,776.30 = 59,423.68/x
  3. Step 3: Cross multiply
    79,477.72x = 109,776.30 × 59,423.68
  4. Step 4: Simplify right side
    79,477.72x = 6,523,311,722.78
  5. Step 5: Solve for x
    x = 6,523,311,722.78/79,477.72
  6. Step 6: Final answer
    x = 82,077.24

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.