Home / 202,342.96-278,973.87-165,910.28

Finding the Fourth Proportional to 202,342.96, 278,973.87 and 165,910.28

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Solution

The fourth proportional to 202,342.96, 278,973.87 and 165,910.28 is: 228,743.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,342.96 : 278,973.87 = 165,910.28 : x
  2. Step 2: Convert to fraction form
    202,342.96/278,973.87 = 165,910.28/x
  3. Step 3: Cross multiply
    202,342.96x = 278,973.87 × 165,910.28
  4. Step 4: Simplify right side
    202,342.96x = 46,284,631,800.60
  5. Step 5: Solve for x
    x = 46,284,631,800.60/202,342.96
  6. Step 6: Final answer
    x = 228,743.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.