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Finding the Fourth Proportional to 118,466.25, 177,730.17 and 35,360.25

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Solution

The fourth proportional to 118,466.25, 177,730.17 and 35,360.25 is: 53,049.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,466.25 : 177,730.17 = 35,360.25 : x
  2. Step 2: Convert to fraction form
    118,466.25/177,730.17 = 35,360.25/x
  3. Step 3: Cross multiply
    118,466.25x = 177,730.17 × 35,360.25
  4. Step 4: Simplify right side
    118,466.25x = 6,284,583,243.74
  5. Step 5: Solve for x
    x = 6,284,583,243.74/118,466.25
  6. Step 6: Final answer
    x = 53,049.57

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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.