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Finding the Fourth Proportional to 92,652.54, 138,977.45 and 29,476.49

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Solution

The fourth proportional to 92,652.54, 138,977.45 and 29,476.49 is: 44,214.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,652.54 : 138,977.45 = 29,476.49 : x
  2. Step 2: Convert to fraction form
    92,652.54/138,977.45 = 29,476.49/x
  3. Step 3: Cross multiply
    92,652.54x = 138,977.45 × 29,476.49
  4. Step 4: Simplify right side
    92,652.54x = 4,096,566,572.88
  5. Step 5: Solve for x
    x = 4,096,566,572.88/92,652.54
  6. Step 6: Final answer
    x = 44,214.29

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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.