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Finding the Fourth Proportional to 45,583.30, 62,886 and 30,277

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Solution

The fourth proportional to 45,583.30, 62,886 and 30,277 is: 41,769.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,583.30 : 62,886 = 30,277 : x
  2. Step 2: Convert to fraction form
    45,583.30/62,886 = 30,277/x
  3. Step 3: Cross multiply
    45,583.30x = 62,886 × 30,277
  4. Step 4: Simplify right side
    45,583.30x = 1,903,999,422
  5. Step 5: Solve for x
    x = 1,903,999,422/45,583.30
  6. Step 6: Final answer
    x = 41,769.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.