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Finding the Fourth Proportional to 118,182.89, 177,228.05 and 41,226.44

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Solution

The fourth proportional to 118,182.89, 177,228.05 and 41,226.44 is: 61,823.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,182.89 : 177,228.05 = 41,226.44 : x
  2. Step 2: Convert to fraction form
    118,182.89/177,228.05 = 41,226.44/x
  3. Step 3: Cross multiply
    118,182.89x = 177,228.05 × 41,226.44
  4. Step 4: Simplify right side
    118,182.89x = 7,306,480,477.37
  5. Step 5: Solve for x
    x = 7,306,480,477.37/118,182.89
  6. Step 6: Final answer
    x = 61,823.51

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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.