Home / 87,048.90-119,345.15-85,474.26

Finding the Fourth Proportional to 87,048.90, 119,345.15 and 85,474.26

Calculator

Solution

The fourth proportional to 87,048.90, 119,345.15 and 85,474.26 is: 117,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,048.90 : 119,345.15 = 85,474.26 : x
  2. Step 2: Convert to fraction form
    87,048.90/119,345.15 = 85,474.26/x
  3. Step 3: Cross multiply
    87,048.90x = 119,345.15 × 85,474.26
  4. Step 4: Simplify right side
    87,048.90x = 10,200,938,380.84
  5. Step 5: Solve for x
    x = 10,200,938,380.84/87,048.90
  6. Step 6: Final answer
    x = 117,186.30

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.