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Finding the Fourth Proportional to 234,967.28, 324,256.48 and 127,537.28

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Solution

The fourth proportional to 234,967.28, 324,256.48 and 127,537.28 is: 176,002.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,967.28 : 324,256.48 = 127,537.28 : x
  2. Step 2: Convert to fraction form
    234,967.28/324,256.48 = 127,537.28/x
  3. Step 3: Cross multiply
    234,967.28x = 324,256.48 × 127,537.28
  4. Step 4: Simplify right side
    234,967.28x = 41,354,788,757.41
  5. Step 5: Solve for x
    x = 41,354,788,757.41/234,967.28
  6. Step 6: Final answer
    x = 176,002.33

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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.