Home / 114,722.21-172,107.62-35,842.38

Finding the Fourth Proportional to 114,722.21, 172,107.62 and 35,842.38

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Solution

The fourth proportional to 114,722.21, 172,107.62 and 35,842.38 is: 53,771.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,722.21 : 172,107.62 = 35,842.38 : x
  2. Step 2: Convert to fraction form
    114,722.21/172,107.62 = 35,842.38/x
  3. Step 3: Cross multiply
    114,722.21x = 172,107.62 × 35,842.38
  4. Step 4: Simplify right side
    114,722.21x = 6,168,746,537.72
  5. Step 5: Solve for x
    x = 6,168,746,537.72/114,722.21
  6. Step 6: Final answer
    x = 53,771.16

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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.