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Finding the Fourth Proportional to 114,573.85, 171,819.76 and 39,673.89

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Solution

The fourth proportional to 114,573.85, 171,819.76 and 39,673.89 is: 59,496.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,573.85 : 171,819.76 = 39,673.89 : x
  2. Step 2: Convert to fraction form
    114,573.85/171,819.76 = 39,673.89/x
  3. Step 3: Cross multiply
    114,573.85x = 171,819.76 × 39,673.89
  4. Step 4: Simplify right side
    114,573.85x = 6,816,758,258.07
  5. Step 5: Solve for x
    x = 6,816,758,258.07/114,573.85
  6. Step 6: Final answer
    x = 59,496.63

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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.