Home / 168,045.89-252,173.91-68,206.07

Finding the Fourth Proportional to 168,045.89, 252,173.91 and 68,206.07

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Solution

The fourth proportional to 168,045.89, 252,173.91 and 68,206.07 is: 102,351.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,045.89 : 252,173.91 = 68,206.07 : x
  2. Step 2: Convert to fraction form
    168,045.89/252,173.91 = 68,206.07/x
  3. Step 3: Cross multiply
    168,045.89x = 252,173.91 × 68,206.07
  4. Step 4: Simplify right side
    168,045.89x = 17,199,790,096.76
  5. Step 5: Solve for x
    x = 17,199,790,096.76/168,045.89
  6. Step 6: Final answer
    x = 102,351.75

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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.