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Finding the Fourth Proportional to 272,044.84, 375,456.92 and 152,835.88

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Solution

The fourth proportional to 272,044.84, 375,456.92 and 152,835.88 is: 210,933.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,044.84 : 375,456.92 = 152,835.88 : x
  2. Step 2: Convert to fraction form
    272,044.84/375,456.92 = 152,835.88/x
  3. Step 3: Cross multiply
    272,044.84x = 375,456.92 × 152,835.88
  4. Step 4: Simplify right side
    272,044.84x = 57,383,288,770.29
  5. Step 5: Solve for x
    x = 57,383,288,770.29/272,044.84
  6. Step 6: Final answer
    x = 210,933.20

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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.