Home / 269,886-404,827.18-89,985.20

Finding the Fourth Proportional to 269,886, 404,827.18 and 89,985.20

Calculator

Solution

The fourth proportional to 269,886, 404,827.18 and 89,985.20 is: 134,977.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,886 : 404,827.18 = 89,985.20 : x
  2. Step 2: Convert to fraction form
    269,886/404,827.18 = 89,985.20/x
  3. Step 3: Cross multiply
    269,886x = 404,827.18 × 89,985.20
  4. Step 4: Simplify right side
    269,886x = 36,428,454,757.74
  5. Step 5: Solve for x
    x = 36,428,454,757.74/269,886
  6. Step 6: Final answer
    x = 134,977.19

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.