Home / 115,926.70-173,890.05-74,454.70

Finding the Fourth Proportional to 115,926.70, 173,890.05 and 74,454.70

Calculator

Solution

The fourth proportional to 115,926.70, 173,890.05 and 74,454.70 is: 111,682.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,926.70 : 173,890.05 = 74,454.70 : x
  2. Step 2: Convert to fraction form
    115,926.70/173,890.05 = 74,454.70/x
  3. Step 3: Cross multiply
    115,926.70x = 173,890.05 × 74,454.70
  4. Step 4: Simplify right side
    115,926.70x = 12,946,931,505.74
  5. Step 5: Solve for x
    x = 12,946,931,505.74/115,926.70
  6. Step 6: Final answer
    x = 111,682.05

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.