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Finding the Fourth Proportional to 118,567.44, 177,851.16 and 47,522.28

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Solution

The fourth proportional to 118,567.44, 177,851.16 and 47,522.28 is: 71,283.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,567.44 : 177,851.16 = 47,522.28 : x
  2. Step 2: Convert to fraction form
    118,567.44/177,851.16 = 47,522.28/x
  3. Step 3: Cross multiply
    118,567.44x = 177,851.16 × 47,522.28
  4. Step 4: Simplify right side
    118,567.44x = 8,451,892,623.84
  5. Step 5: Solve for x
    x = 8,451,892,623.84/118,567.44
  6. Step 6: Final answer
    x = 71,283.42

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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.