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Finding the Fourth Proportional to 62,898.30, 94,383.90 and 31,735.98

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Solution

The fourth proportional to 62,898.30, 94,383.90 and 31,735.98 is: 47,622.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,898.30 : 94,383.90 = 31,735.98 : x
  2. Step 2: Convert to fraction form
    62,898.30/94,383.90 = 31,735.98/x
  3. Step 3: Cross multiply
    62,898.30x = 94,383.90 × 31,735.98
  4. Step 4: Simplify right side
    62,898.30x = 2,995,365,562.72
  5. Step 5: Solve for x
    x = 2,995,365,562.72/62,898.30
  6. Step 6: Final answer
    x = 47,622.36

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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.