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Finding the Fourth Proportional to 163,026.70, 244,540.05 and 135,033.10

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Solution

The fourth proportional to 163,026.70, 244,540.05 and 135,033.10 is: 202,549.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,026.70 : 244,540.05 = 135,033.10 : x
  2. Step 2: Convert to fraction form
    163,026.70/244,540.05 = 135,033.10/x
  3. Step 3: Cross multiply
    163,026.70x = 244,540.05 × 135,033.10
  4. Step 4: Simplify right side
    163,026.70x = 33,021,001,025.66
  5. Step 5: Solve for x
    x = 33,021,001,025.66/163,026.70
  6. Step 6: Final answer
    x = 202,549.65

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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.