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Finding the Fourth Proportional to 173,262.28, 239,101.92 and 93,774.28

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Solution

The fourth proportional to 173,262.28, 239,101.92 and 93,774.28 is: 129,408.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,262.28 : 239,101.92 = 93,774.28 : x
  2. Step 2: Convert to fraction form
    173,262.28/239,101.92 = 93,774.28/x
  3. Step 3: Cross multiply
    173,262.28x = 239,101.92 × 93,774.28
  4. Step 4: Simplify right side
    173,262.28x = 22,421,610,394.62
  5. Step 5: Solve for x
    x = 22,421,610,394.62/173,262.28
  6. Step 6: Final answer
    x = 129,408.49

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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.