Home / 136,201.23-204,257.85-49,634.76

Finding the Fourth Proportional to 136,201.23, 204,257.85 and 49,634.76

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Solution

The fourth proportional to 136,201.23, 204,257.85 and 49,634.76 is: 74,436.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,201.23 : 204,257.85 = 49,634.76 : x
  2. Step 2: Convert to fraction form
    136,201.23/204,257.85 = 49,634.76/x
  3. Step 3: Cross multiply
    136,201.23x = 204,257.85 × 49,634.76
  4. Step 4: Simplify right side
    136,201.23x = 10,138,289,362.87
  5. Step 5: Solve for x
    x = 10,138,289,362.87/136,201.23
  6. Step 6: Final answer
    x = 74,436.11

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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.