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Finding the Fourth Proportional to 272,567.62, 375,929.76 and 177,105.34

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Solution

The fourth proportional to 272,567.62, 375,929.76 and 177,105.34 is: 244,266.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,567.62 : 375,929.76 = 177,105.34 : x
  2. Step 2: Convert to fraction form
    272,567.62/375,929.76 = 177,105.34/x
  3. Step 3: Cross multiply
    272,567.62x = 375,929.76 × 177,105.34
  4. Step 4: Simplify right side
    272,567.62x = 66,579,167,960.92
  5. Step 5: Solve for x
    x = 66,579,167,960.92/272,567.62
  6. Step 6: Final answer
    x = 244,266.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.