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Finding the Fourth Proportional to 213,360.26, 320,197.87 and 101,040.26

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Solution

The fourth proportional to 213,360.26, 320,197.87 and 101,040.26 is: 151,634.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,360.26 : 320,197.87 = 101,040.26 : x
  2. Step 2: Convert to fraction form
    213,360.26/320,197.87 = 101,040.26/x
  3. Step 3: Cross multiply
    213,360.26x = 320,197.87 × 101,040.26
  4. Step 4: Simplify right side
    213,360.26x = 32,352,875,383.40
  5. Step 5: Solve for x
    x = 32,352,875,383.40/213,360.26
  6. Step 6: Final answer
    x = 151,634.97

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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.