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Finding the Fourth Proportional to 62,253.98, 85,898.28 and 35,391.86

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Solution

The fourth proportional to 62,253.98, 85,898.28 and 35,391.86 is: 48,833.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,253.98 : 85,898.28 = 35,391.86 : x
  2. Step 2: Convert to fraction form
    62,253.98/85,898.28 = 35,391.86/x
  3. Step 3: Cross multiply
    62,253.98x = 85,898.28 × 35,391.86
  4. Step 4: Simplify right side
    62,253.98x = 3,040,099,900.00
  5. Step 5: Solve for x
    x = 3,040,099,900.00/62,253.98
  6. Step 6: Final answer
    x = 48,833.82

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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.