Home / 65,990.86-91,068.03-35,776.11

Finding the Fourth Proportional to 65,990.86, 91,068.03 and 35,776.11

Calculator

Solution

The fourth proportional to 65,990.86, 91,068.03 and 35,776.11 is: 49,371.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,990.86 : 91,068.03 = 35,776.11 : x
  2. Step 2: Convert to fraction form
    65,990.86/91,068.03 = 35,776.11/x
  3. Step 3: Cross multiply
    65,990.86x = 91,068.03 × 35,776.11
  4. Step 4: Simplify right side
    65,990.86x = 3,258,059,313.98
  5. Step 5: Solve for x
    x = 3,258,059,313.98/65,990.86
  6. Step 6: Final answer
    x = 49,371.37

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.