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Finding the Fourth Proportional to 79,402.60, 119,058.54 and 32,617

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Solution

The fourth proportional to 79,402.60, 119,058.54 and 32,617 is: 48,906.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,402.60 : 119,058.54 = 32,617 : x
  2. Step 2: Convert to fraction form
    79,402.60/119,058.54 = 32,617/x
  3. Step 3: Cross multiply
    79,402.60x = 119,058.54 × 32,617
  4. Step 4: Simplify right side
    79,402.60x = 3,883,332,399.18
  5. Step 5: Solve for x
    x = 3,883,332,399.18/79,402.60
  6. Step 6: Final answer
    x = 48,906.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.