Home / 165,629.68-248,392.22-53,284.86

Finding the Fourth Proportional to 165,629.68, 248,392.22 and 53,284.86

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Solution

The fourth proportional to 165,629.68, 248,392.22 and 53,284.86 is: 79,910.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,629.68 : 248,392.22 = 53,284.86 : x
  2. Step 2: Convert to fraction form
    165,629.68/248,392.22 = 53,284.86/x
  3. Step 3: Cross multiply
    165,629.68x = 248,392.22 × 53,284.86
  4. Step 4: Simplify right side
    165,629.68x = 13,235,544,401.36
  5. Step 5: Solve for x
    x = 13,235,544,401.36/165,629.68
  6. Step 6: Final answer
    x = 79,910.46

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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.