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Finding the Fourth Proportional to 92,484.48, 138,750.22 and 25,924.90

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Solution

The fourth proportional to 92,484.48, 138,750.22 and 25,924.90 is: 38,893.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,484.48 : 138,750.22 = 25,924.90 : x
  2. Step 2: Convert to fraction form
    92,484.48/138,750.22 = 25,924.90/x
  3. Step 3: Cross multiply
    92,484.48x = 138,750.22 × 25,924.90
  4. Step 4: Simplify right side
    92,484.48x = 3,597,085,578.48
  5. Step 5: Solve for x
    x = 3,597,085,578.48/92,484.48
  6. Step 6: Final answer
    x = 38,893.94

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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.