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Finding the Fourth Proportional to 118,263.38, 177,420.98 and 44,391.38

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Solution

The fourth proportional to 118,263.38, 177,420.98 and 44,391.38 is: 66,596.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,263.38 : 177,420.98 = 44,391.38 : x
  2. Step 2: Convert to fraction form
    118,263.38/177,420.98 = 44,391.38/x
  3. Step 3: Cross multiply
    118,263.38x = 177,420.98 × 44,391.38
  4. Step 4: Simplify right side
    118,263.38x = 7,875,961,367.03
  5. Step 5: Solve for x
    x = 7,875,961,367.03/118,263.38
  6. Step 6: Final answer
    x = 66,596.79

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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.