Home / 136,514.48-187,025.96-131,401.04

Finding the Fourth Proportional to 136,514.48, 187,025.96 and 131,401.04

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Solution

The fourth proportional to 136,514.48, 187,025.96 and 131,401.04 is: 180,020.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,514.48 : 187,025.96 = 131,401.04 : x
  2. Step 2: Convert to fraction form
    136,514.48/187,025.96 = 131,401.04/x
  3. Step 3: Cross multiply
    136,514.48x = 187,025.96 × 131,401.04
  4. Step 4: Simplify right side
    136,514.48x = 24,575,405,651.00
  5. Step 5: Solve for x
    x = 24,575,405,651.00/136,514.48
  6. Step 6: Final answer
    x = 180,020.51

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1.5x scale

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.