Home / 124,288.40-171,450.60-73,977.68

Finding the Fourth Proportional to 124,288.40, 171,450.60 and 73,977.68

Calculator

Solution

The fourth proportional to 124,288.40, 171,450.60 and 73,977.68 is: 102,049.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,288.40 : 171,450.60 = 73,977.68 : x
  2. Step 2: Convert to fraction form
    124,288.40/171,450.60 = 73,977.68/x
  3. Step 3: Cross multiply
    124,288.40x = 171,450.60 × 73,977.68
  4. Step 4: Simplify right side
    124,288.40x = 12,683,517,622.61
  5. Step 5: Solve for x
    x = 12,683,517,622.61/124,288.40
  6. Step 6: Final answer
    x = 102,049.09

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.