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Finding the Fourth Proportional to 272,195.92, 375,499.50 and 176,732.56

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Solution

The fourth proportional to 272,195.92, 375,499.50 and 176,732.56 is: 243,805.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,195.92 : 375,499.50 = 176,732.56 : x
  2. Step 2: Convert to fraction form
    272,195.92/375,499.50 = 176,732.56/x
  3. Step 3: Cross multiply
    272,195.92x = 375,499.50 × 176,732.56
  4. Step 4: Simplify right side
    272,195.92x = 66,362,987,913.72
  5. Step 5: Solve for x
    x = 66,362,987,913.72/272,195.92
  6. Step 6: Final answer
    x = 243,805.96

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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.