Home / 71,674.17-98,901.70-39,403.45

Finding the Fourth Proportional to 71,674.17, 98,901.70 and 39,403.45

Calculator

Solution

The fourth proportional to 71,674.17, 98,901.70 and 39,403.45 is: 54,372.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,674.17 : 98,901.70 = 39,403.45 : x
  2. Step 2: Convert to fraction form
    71,674.17/98,901.70 = 39,403.45/x
  3. Step 3: Cross multiply
    71,674.17x = 98,901.70 × 39,403.45
  4. Step 4: Simplify right side
    71,674.17x = 3,897,068,190.87
  5. Step 5: Solve for x
    x = 3,897,068,190.87/71,674.17
  6. Step 6: Final answer
    x = 54,372.00

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.