Home / 337,187.40-505,781.10-87,869.40

Finding the Fourth Proportional to 337,187.40, 505,781.10 and 87,869.40

Calculator

Solution

The fourth proportional to 337,187.40, 505,781.10 and 87,869.40 is: 131,804.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,187.40 : 505,781.10 = 87,869.40 : x
  2. Step 2: Convert to fraction form
    337,187.40/505,781.10 = 87,869.40/x
  3. Step 3: Cross multiply
    337,187.40x = 505,781.10 × 87,869.40
  4. Step 4: Simplify right side
    337,187.40x = 44,442,681,788.34
  5. Step 5: Solve for x
    x = 44,442,681,788.34/337,187.40
  6. Step 6: Final answer
    x = 131,804.10

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.