Home / 165,433.35-248,153.28-47,107.74

Finding the Fourth Proportional to 165,433.35, 248,153.28 and 47,107.74

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Solution

The fourth proportional to 165,433.35, 248,153.28 and 47,107.74 is: 70,662.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,433.35 : 248,153.28 = 47,107.74 : x
  2. Step 2: Convert to fraction form
    165,433.35/248,153.28 = 47,107.74/x
  3. Step 3: Cross multiply
    165,433.35x = 248,153.28 × 47,107.74
  4. Step 4: Simplify right side
    165,433.35x = 11,689,940,194.39
  5. Step 5: Solve for x
    x = 11,689,940,194.39/165,433.35
  6. Step 6: Final answer
    x = 70,662.54

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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.