Home / 83,574.06-115,349.18-56,725.22

Finding the Fourth Proportional to 83,574.06, 115,349.18 and 56,725.22

Calculator

Solution

The fourth proportional to 83,574.06, 115,349.18 and 56,725.22 is: 78,292.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,574.06 : 115,349.18 = 56,725.22 : x
  2. Step 2: Convert to fraction form
    83,574.06/115,349.18 = 56,725.22/x
  3. Step 3: Cross multiply
    83,574.06x = 115,349.18 × 56,725.22
  4. Step 4: Simplify right side
    83,574.06x = 6,543,206,751.95
  5. Step 5: Solve for x
    x = 6,543,206,751.95/83,574.06
  6. Step 6: Final answer
    x = 78,292.32

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.