Home / 78,146.74-117,095.55-50,043.67

Finding the Fourth Proportional to 78,146.74, 117,095.55 and 50,043.67

Calculator

Solution

The fourth proportional to 78,146.74, 117,095.55 and 50,043.67 is: 74,985.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,146.74 : 117,095.55 = 50,043.67 : x
  2. Step 2: Convert to fraction form
    78,146.74/117,095.55 = 50,043.67/x
  3. Step 3: Cross multiply
    78,146.74x = 117,095.55 × 50,043.67
  4. Step 4: Simplify right side
    78,146.74x = 5,859,891,240.93
  5. Step 5: Solve for x
    x = 5,859,891,240.93/78,146.74
  6. Step 6: Final answer
    x = 74,985.75

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.