Home / 172,303.26-258,467.23-45,942.84

Finding the Fourth Proportional to 172,303.26, 258,467.23 and 45,942.84

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Solution

The fourth proportional to 172,303.26, 258,467.23 and 45,942.84 is: 68,917.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,303.26 : 258,467.23 = 45,942.84 : x
  2. Step 2: Convert to fraction form
    172,303.26/258,467.23 = 45,942.84/x
  3. Step 3: Cross multiply
    172,303.26x = 258,467.23 × 45,942.84
  4. Step 4: Simplify right side
    172,303.26x = 11,874,717,907.51
  5. Step 5: Solve for x
    x = 11,874,717,907.51/172,303.26
  6. Step 6: Final answer
    x = 68,917.55

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1.5x scale

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.