Home / 103,447.28-142,757.34-58,735.28

Finding the Fourth Proportional to 103,447.28, 142,757.34 and 58,735.28

Calculator

Solution

The fourth proportional to 103,447.28, 142,757.34 and 58,735.28 is: 81,054.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,447.28 : 142,757.34 = 58,735.28 : x
  2. Step 2: Convert to fraction form
    103,447.28/142,757.34 = 58,735.28/x
  3. Step 3: Cross multiply
    103,447.28x = 142,757.34 × 58,735.28
  4. Step 4: Simplify right side
    103,447.28x = 8,384,892,336.96
  5. Step 5: Solve for x
    x = 8,384,892,336.96/103,447.28
  6. Step 6: Final answer
    x = 81,054.74

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.