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Finding the Fourth Proportional to 164,512.10, 246,616.95 and 164,411.30

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Solution

The fourth proportional to 164,512.10, 246,616.95 and 164,411.30 is: 246,465.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,512.10 : 246,616.95 = 164,411.30 : x
  2. Step 2: Convert to fraction form
    164,512.10/246,616.95 = 164,411.30/x
  3. Step 3: Cross multiply
    164,512.10x = 246,616.95 × 164,411.30
  4. Step 4: Simplify right side
    164,512.10x = 40,546,613,351.54
  5. Step 5: Solve for x
    x = 40,546,613,351.54/164,512.10
  6. Step 6: Final answer
    x = 246,465.84

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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.