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Finding the Fourth Proportional to 92,634.98, 127,836.72 and 50,193.50

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Solution

The fourth proportional to 92,634.98, 127,836.72 and 50,193.50 is: 69,267.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,634.98 : 127,836.72 = 50,193.50 : x
  2. Step 2: Convert to fraction form
    92,634.98/127,836.72 = 50,193.50/x
  3. Step 3: Cross multiply
    92,634.98x = 127,836.72 × 50,193.50
  4. Step 4: Simplify right side
    92,634.98x = 6,416,572,154.35
  5. Step 5: Solve for x
    x = 6,416,572,154.35/92,634.98
  6. Step 6: Final answer
    x = 69,267.27

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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.