Home / 78,744.75-108,667.74-42,934.85

Finding the Fourth Proportional to 78,744.75, 108,667.74 and 42,934.85

Calculator

Solution

The fourth proportional to 78,744.75, 108,667.74 and 42,934.85 is: 59,250.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,744.75 : 108,667.74 = 42,934.85 : x
  2. Step 2: Convert to fraction form
    78,744.75/108,667.74 = 42,934.85/x
  3. Step 3: Cross multiply
    78,744.75x = 108,667.74 × 42,934.85
  4. Step 4: Simplify right side
    78,744.75x = 4,665,633,116.74
  5. Step 5: Solve for x
    x = 4,665,633,116.74/78,744.75
  6. Step 6: Final answer
    x = 59,250.08

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.