Home / 113,315.40-169,973.10-54,266.40

Finding the Fourth Proportional to 113,315.40, 169,973.10 and 54,266.40

Calculator

Solution

The fourth proportional to 113,315.40, 169,973.10 and 54,266.40 is: 81,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,315.40 : 169,973.10 = 54,266.40 : x
  2. Step 2: Convert to fraction form
    113,315.40/169,973.10 = 54,266.40/x
  3. Step 3: Cross multiply
    113,315.40x = 169,973.10 × 54,266.40
  4. Step 4: Simplify right side
    113,315.40x = 9,223,828,233.84
  5. Step 5: Solve for x
    x = 9,223,828,233.84/113,315.40
  6. Step 6: Final answer
    x = 81,399.60

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.