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Finding the Fourth Proportional to 92,255.76, 127,314.36 and 54,533.52

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Solution

The fourth proportional to 92,255.76, 127,314.36 and 54,533.52 is: 75,257.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,255.76 : 127,314.36 = 54,533.52 : x
  2. Step 2: Convert to fraction form
    92,255.76/127,314.36 = 54,533.52/x
  3. Step 3: Cross multiply
    92,255.76x = 127,314.36 × 54,533.52
  4. Step 4: Simplify right side
    92,255.76x = 6,942,900,197.35
  5. Step 5: Solve for x
    x = 6,942,900,197.35/92,255.76
  6. Step 6: Final answer
    x = 75,257.09

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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.