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Finding the Fourth Proportional to 164,634.06, 246,946.14 and 64,722.18

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Solution

The fourth proportional to 164,634.06, 246,946.14 and 64,722.18 is: 97,081.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,634.06 : 246,946.14 = 64,722.18 : x
  2. Step 2: Convert to fraction form
    164,634.06/246,946.14 = 64,722.18/x
  3. Step 3: Cross multiply
    164,634.06x = 246,946.14 × 64,722.18
  4. Step 4: Simplify right side
    164,634.06x = 15,982,892,523.39
  5. Step 5: Solve for x
    x = 15,982,892,523.39/164,634.06
  6. Step 6: Final answer
    x = 97,081.32

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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.