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Finding the Fourth Proportional to 79,208.62, 118,831.47 and 23,049.97

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Solution

The fourth proportional to 79,208.62, 118,831.47 and 23,049.97 is: 34,580.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,208.62 : 118,831.47 = 23,049.97 : x
  2. Step 2: Convert to fraction form
    79,208.62/118,831.47 = 23,049.97/x
  3. Step 3: Cross multiply
    79,208.62x = 118,831.47 × 23,049.97
  4. Step 4: Simplify right side
    79,208.62x = 2,739,061,818.56
  5. Step 5: Solve for x
    x = 2,739,061,818.56/79,208.62
  6. Step 6: Final answer
    x = 34,580.35

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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.