Home / 117,143.40-175,713.52-28,397.67

Finding the Fourth Proportional to 117,143.40, 175,713.52 and 28,397.67

Calculator

Solution

The fourth proportional to 117,143.40, 175,713.52 and 28,397.67 is: 42,596.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,143.40 : 175,713.52 = 28,397.67 : x
  2. Step 2: Convert to fraction form
    117,143.40/175,713.52 = 28,397.67/x
  3. Step 3: Cross multiply
    117,143.40x = 175,713.52 × 28,397.67
  4. Step 4: Simplify right side
    117,143.40x = 4,989,853,605.94
  5. Step 5: Solve for x
    x = 4,989,853,605.94/117,143.40
  6. Step 6: Final answer
    x = 42,596.12

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.