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Finding the Fourth Proportional to 62,884, 94,285.20 and 33,315.76

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Solution

The fourth proportional to 62,884, 94,285.20 and 33,315.76 is: 49,952.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,884 : 94,285.20 = 33,315.76 : x
  2. Step 2: Convert to fraction form
    62,884/94,285.20 = 33,315.76/x
  3. Step 3: Cross multiply
    62,884x = 94,285.20 × 33,315.76
  4. Step 4: Simplify right side
    62,884x = 3,141,183,094.75
  5. Step 5: Solve for x
    x = 3,141,183,094.75/62,884
  6. Step 6: Final answer
    x = 49,952.02

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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.