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Finding the Fourth Proportional to 164,274.38, 246,411.57 and 64,481.57

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Solution

The fourth proportional to 164,274.38, 246,411.57 and 64,481.57 is: 96,722.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,274.38 : 246,411.57 = 64,481.57 : x
  2. Step 2: Convert to fraction form
    164,274.38/246,411.57 = 64,481.57/x
  3. Step 3: Cross multiply
    164,274.38x = 246,411.57 × 64,481.57
  4. Step 4: Simplify right side
    164,274.38x = 15,889,004,470.85
  5. Step 5: Solve for x
    x = 15,889,004,470.85/164,274.38
  6. Step 6: Final answer
    x = 96,722.35

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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.