Home / 168,917.12-253,346.48-50,556.72

Finding the Fourth Proportional to 168,917.12, 253,346.48 and 50,556.72

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Solution

The fourth proportional to 168,917.12, 253,346.48 and 50,556.72 is: 75,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,917.12 : 253,346.48 = 50,556.72 : x
  2. Step 2: Convert to fraction form
    168,917.12/253,346.48 = 50,556.72/x
  3. Step 3: Cross multiply
    168,917.12x = 253,346.48 × 50,556.72
  4. Step 4: Simplify right side
    168,917.12x = 12,808,367,052.35
  5. Step 5: Solve for x
    x = 12,808,367,052.35/168,917.12
  6. Step 6: Final answer
    x = 75,826.34

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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.