Home / 120,174.71-165,842.17-66,463.34

Finding the Fourth Proportional to 120,174.71, 165,842.17 and 66,463.34

Calculator

Solution

The fourth proportional to 120,174.71, 165,842.17 and 66,463.34 is: 91,720.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,174.71 : 165,842.17 = 66,463.34 : x
  2. Step 2: Convert to fraction form
    120,174.71/165,842.17 = 66,463.34/x
  3. Step 3: Cross multiply
    120,174.71x = 165,842.17 × 66,463.34
  4. Step 4: Simplify right side
    120,174.71x = 11,022,423,535.68
  5. Step 5: Solve for x
    x = 11,022,423,535.68/120,174.71
  6. Step 6: Final answer
    x = 91,720.00

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.