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Finding the Fourth Proportional to 84,963, 127,503 and 29,559

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Solution

The fourth proportional to 84,963, 127,503 and 29,559 is: 44,358.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,963 : 127,503 = 29,559 : x
  2. Step 2: Convert to fraction form
    84,963/127,503 = 29,559/x
  3. Step 3: Cross multiply
    84,963x = 127,503 × 29,559
  4. Step 4: Simplify right side
    84,963x = 3,768,861,177
  5. Step 5: Solve for x
    x = 3,768,861,177/84,963
  6. Step 6: Final answer
    x = 44,358.85

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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.