Home / 149,049.06-223,595.73-49,219.78

Finding the Fourth Proportional to 149,049.06, 223,595.73 and 49,219.78

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Solution

The fourth proportional to 149,049.06, 223,595.73 and 49,219.78 is: 73,836.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,049.06 : 223,595.73 = 49,219.78 : x
  2. Step 2: Convert to fraction form
    149,049.06/223,595.73 = 49,219.78/x
  3. Step 3: Cross multiply
    149,049.06x = 223,595.73 × 49,219.78
  4. Step 4: Simplify right side
    149,049.06x = 11,005,332,639.54
  5. Step 5: Solve for x
    x = 11,005,332,639.54/149,049.06
  6. Step 6: Final answer
    x = 73,836.98

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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.