Home / 165,614.44-228,815.14-115,537

Finding the Fourth Proportional to 165,614.44, 228,815.14 and 115,537

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Solution

The fourth proportional to 165,614.44, 228,815.14 and 115,537 is: 159,627.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,614.44 : 228,815.14 = 115,537 : x
  2. Step 2: Convert to fraction form
    165,614.44/228,815.14 = 115,537/x
  3. Step 3: Cross multiply
    165,614.44x = 228,815.14 × 115,537
  4. Step 4: Simplify right side
    165,614.44x = 26,436,614,830.18
  5. Step 5: Solve for x
    x = 26,436,614,830.18/165,614.44
  6. Step 6: Final answer
    x = 159,627.47

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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.