Home / 168,209.10-252,362.34-49,883.28

Finding the Fourth Proportional to 168,209.10, 252,362.34 and 49,883.28

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Solution

The fourth proportional to 168,209.10, 252,362.34 and 49,883.28 is: 74,839.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,209.10 : 252,362.34 = 49,883.28 : x
  2. Step 2: Convert to fraction form
    168,209.10/252,362.34 = 49,883.28/x
  3. Step 3: Cross multiply
    168,209.10x = 252,362.34 × 49,883.28
  4. Step 4: Simplify right side
    168,209.10x = 12,588,661,267.68
  5. Step 5: Solve for x
    x = 12,588,661,267.68/168,209.10
  6. Step 6: Final answer
    x = 74,839.36

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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.