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Finding the Fourth Proportional to 164,519.60, 246,628.20 and 164,418.80

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Solution

The fourth proportional to 164,519.60, 246,628.20 and 164,418.80 is: 246,477.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,519.60 : 246,628.20 = 164,418.80 : x
  2. Step 2: Convert to fraction form
    164,519.60/246,628.20 = 164,418.80/x
  3. Step 3: Cross multiply
    164,519.60x = 246,628.20 × 164,418.80
  4. Step 4: Simplify right side
    164,519.60x = 40,550,312,690.16
  5. Step 5: Solve for x
    x = 40,550,312,690.16/164,519.60
  6. Step 6: Final answer
    x = 246,477.09

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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.