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Finding the Fourth Proportional to 272,954.91, 376,673.94 and 152,101.29

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Solution

The fourth proportional to 272,954.91, 376,673.94 and 152,101.29 is: 209,897.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,954.91 : 376,673.94 = 152,101.29 : x
  2. Step 2: Convert to fraction form
    272,954.91/376,673.94 = 152,101.29/x
  3. Step 3: Cross multiply
    272,954.91x = 376,673.94 × 152,101.29
  4. Step 4: Simplify right side
    272,954.91x = 57,292,592,183.38
  5. Step 5: Solve for x
    x = 57,292,592,183.38/272,954.91
  6. Step 6: Final answer
    x = 209,897.64

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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.