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Finding the Fourth Proportional to 62,391.69, 93,624.39 and 32,811.81

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Solution

The fourth proportional to 62,391.69, 93,624.39 and 32,811.81 is: 49,237.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,391.69 : 93,624.39 = 32,811.81 : x
  2. Step 2: Convert to fraction form
    62,391.69/93,624.39 = 32,811.81/x
  3. Step 3: Cross multiply
    62,391.69x = 93,624.39 × 32,811.81
  4. Step 4: Simplify right side
    62,391.69x = 3,071,985,696.05
  5. Step 5: Solve for x
    x = 3,071,985,696.05/62,391.69
  6. Step 6: Final answer
    x = 49,237.10

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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.