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Finding the Fourth Proportional to 79,004.46, 118,553.47 and 29,119.60

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Solution

The fourth proportional to 79,004.46, 118,553.47 and 29,119.60 is: 43,696.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,004.46 : 118,553.47 = 29,119.60 : x
  2. Step 2: Convert to fraction form
    79,004.46/118,553.47 = 29,119.60/x
  3. Step 3: Cross multiply
    79,004.46x = 118,553.47 × 29,119.60
  4. Step 4: Simplify right side
    79,004.46x = 3,452,229,864.20
  5. Step 5: Solve for x
    x = 3,452,229,864.20/79,004.46
  6. Step 6: Final answer
    x = 43,696.64

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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.