Home / 223,542.21-335,461.04-105,247.38

Finding the Fourth Proportional to 223,542.21, 335,461.04 and 105,247.38

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Solution

The fourth proportional to 223,542.21, 335,461.04 and 105,247.38 is: 157,940.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,542.21 : 335,461.04 = 105,247.38 : x
  2. Step 2: Convert to fraction form
    223,542.21/335,461.04 = 105,247.38/x
  3. Step 3: Cross multiply
    223,542.21x = 335,461.04 × 105,247.38
  4. Step 4: Simplify right side
    223,542.21x = 35,306,395,815.19
  5. Step 5: Solve for x
    x = 35,306,395,815.19/223,542.21
  6. Step 6: Final answer
    x = 157,940.62

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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.