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Finding the Fourth Proportional to 62,455.86, 93,746.97 and 36,211.86

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Solution

The fourth proportional to 62,455.86, 93,746.97 and 36,211.86 is: 54,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,455.86 : 93,746.97 = 36,211.86 : x
  2. Step 2: Convert to fraction form
    62,455.86/93,746.97 = 36,211.86/x
  3. Step 3: Cross multiply
    62,455.86x = 93,746.97 × 36,211.86
  4. Step 4: Simplify right side
    62,455.86x = 3,394,752,153.06
  5. Step 5: Solve for x
    x = 3,394,752,153.06/62,455.86
  6. Step 6: Final answer
    x = 54,354.42

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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.