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Finding the Fourth Proportional to 183,746.69, 275,691.33 and 71,505.74

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Solution

The fourth proportional to 183,746.69, 275,691.33 and 71,505.74 is: 107,286.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,746.69 : 275,691.33 = 71,505.74 : x
  2. Step 2: Convert to fraction form
    183,746.69/275,691.33 = 71,505.74/x
  3. Step 3: Cross multiply
    183,746.69x = 275,691.33 × 71,505.74
  4. Step 4: Simplify right side
    183,746.69x = 19,713,512,563.23
  5. Step 5: Solve for x
    x = 19,713,512,563.23/183,746.69
  6. Step 6: Final answer
    x = 107,286.35

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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.