Home / 74,099.39-102,257.15-40,565.39

Finding the Fourth Proportional to 74,099.39, 102,257.15 and 40,565.39

Calculator

Solution

The fourth proportional to 74,099.39, 102,257.15 and 40,565.39 is: 55,980.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,099.39 : 102,257.15 = 40,565.39 : x
  2. Step 2: Convert to fraction form
    74,099.39/102,257.15 = 40,565.39/x
  3. Step 3: Cross multiply
    74,099.39x = 102,257.15 × 40,565.39
  4. Step 4: Simplify right side
    74,099.39x = 4,148,100,760.17
  5. Step 5: Solve for x
    x = 4,148,100,760.17/74,099.39
  6. Step 6: Final answer
    x = 55,980.23

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.