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Finding the Fourth Proportional to 118,293.87, 177,466.32 and 34,053.48

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Solution

The fourth proportional to 118,293.87, 177,466.32 and 34,053.48 is: 51,087.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,293.87 : 177,466.32 = 34,053.48 : x
  2. Step 2: Convert to fraction form
    118,293.87/177,466.32 = 34,053.48/x
  3. Step 3: Cross multiply
    118,293.87x = 177,466.32 × 34,053.48
  4. Step 4: Simplify right side
    118,293.87x = 6,043,345,778.79
  5. Step 5: Solve for x
    x = 6,043,345,778.79/118,293.87
  6. Step 6: Final answer
    x = 51,087.57

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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.