Home / 152,974.22-229,128.60-73,922

Finding the Fourth Proportional to 152,974.22, 229,128.60 and 73,922

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Solution

The fourth proportional to 152,974.22, 229,128.60 and 73,922 is: 110,722.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,974.22 : 229,128.60 = 73,922 : x
  2. Step 2: Convert to fraction form
    152,974.22/229,128.60 = 73,922/x
  3. Step 3: Cross multiply
    152,974.22x = 229,128.60 × 73,922
  4. Step 4: Simplify right side
    152,974.22x = 16,937,644,369.20
  5. Step 5: Solve for x
    x = 16,937,644,369.20/152,974.22
  6. Step 6: Final answer
    x = 110,722.21

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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.