Home / 78,571.16-108,439.88-46,295.48

Finding the Fourth Proportional to 78,571.16, 108,439.88 and 46,295.48

Calculator

Solution

The fourth proportional to 78,571.16, 108,439.88 and 46,295.48 is: 63,894.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,571.16 : 108,439.88 = 46,295.48 : x
  2. Step 2: Convert to fraction form
    78,571.16/108,439.88 = 46,295.48/x
  3. Step 3: Cross multiply
    78,571.16x = 108,439.88 × 46,295.48
  4. Step 4: Simplify right side
    78,571.16x = 5,020,276,295.74
  5. Step 5: Solve for x
    x = 5,020,276,295.74/78,571.16
  6. Step 6: Final answer
    x = 63,894.64

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.