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Finding the Fourth Proportional to 79,222.69, 118,828.09 and 23,063.23

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Solution

The fourth proportional to 79,222.69, 118,828.09 and 23,063.23 is: 34,593.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,222.69 : 118,828.09 = 23,063.23 : x
  2. Step 2: Convert to fraction form
    79,222.69/118,828.09 = 23,063.23/x
  3. Step 3: Cross multiply
    79,222.69x = 118,828.09 × 23,063.23
  4. Step 4: Simplify right side
    79,222.69x = 2,740,559,570.13
  5. Step 5: Solve for x
    x = 2,740,559,570.13/79,222.69
  6. Step 6: Final answer
    x = 34,593.11

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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.