Home / 124,144.42-186,161.97-35,377.78

Finding the Fourth Proportional to 124,144.42, 186,161.97 and 35,377.78

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Solution

The fourth proportional to 124,144.42, 186,161.97 and 35,377.78 is: 53,051.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,144.42 : 186,161.97 = 35,377.78 : x
  2. Step 2: Convert to fraction form
    124,144.42/186,161.97 = 35,377.78/x
  3. Step 3: Cross multiply
    124,144.42x = 186,161.97 × 35,377.78
  4. Step 4: Simplify right side
    124,144.42x = 6,585,997,219.03
  5. Step 5: Solve for x
    x = 6,585,997,219.03/124,144.42
  6. Step 6: Final answer
    x = 53,051.09

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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.