Home / 78,196.97-117,277.47-46,615.95

Finding the Fourth Proportional to 78,196.97, 117,277.47 and 46,615.95

Calculator

Solution

The fourth proportional to 78,196.97, 117,277.47 and 46,615.95 is: 69,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,196.97 : 117,277.47 = 46,615.95 : x
  2. Step 2: Convert to fraction form
    78,196.97/117,277.47 = 46,615.95/x
  3. Step 3: Cross multiply
    78,196.97x = 117,277.47 × 46,615.95
  4. Step 4: Simplify right side
    78,196.97x = 5,467,000,677.65
  5. Step 5: Solve for x
    x = 5,467,000,677.65/78,196.97
  6. Step 6: Final answer
    x = 69,913.20

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.