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Finding the Fourth Proportional to 183,309.40, 274,745.40 and 164,501.20

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Solution

The fourth proportional to 183,309.40, 274,745.40 and 164,501.20 is: 246,555.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,309.40 : 274,745.40 = 164,501.20 : x
  2. Step 2: Convert to fraction form
    183,309.40/274,745.40 = 164,501.20/x
  3. Step 3: Cross multiply
    183,309.40x = 274,745.40 × 164,501.20
  4. Step 4: Simplify right side
    183,309.40x = 45,195,947,994.48
  5. Step 5: Solve for x
    x = 45,195,947,994.48/183,309.40
  6. Step 6: Final answer
    x = 246,555.54

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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.