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Finding the Fourth Proportional to 164,540.30, 230,881.30 and 164,540.30

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Solution

The fourth proportional to 164,540.30, 230,881.30 and 164,540.30 is: 230,881.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,540.30 : 230,881.30 = 164,540.30 : x
  2. Step 2: Convert to fraction form
    164,540.30/230,881.30 = 164,540.30/x
  3. Step 3: Cross multiply
    164,540.30x = 230,881.30 × 164,540.30
  4. Step 4: Simplify right side
    164,540.30x = 37,989,278,366.39
  5. Step 5: Solve for x
    x = 37,989,278,366.39/164,540.30
  6. Step 6: Final answer
    x = 230,881.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.