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Finding the Fourth Proportional to 67,374.96, 92,892.13 and 44,401.21

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Solution

The fourth proportional to 67,374.96, 92,892.13 and 44,401.21 is: 61,217.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,374.96 : 92,892.13 = 44,401.21 : x
  2. Step 2: Convert to fraction form
    67,374.96/92,892.13 = 44,401.21/x
  3. Step 3: Cross multiply
    67,374.96x = 92,892.13 × 44,401.21
  4. Step 4: Simplify right side
    67,374.96x = 4,124,522,971.48
  5. Step 5: Solve for x
    x = 4,124,522,971.48/67,374.96
  6. Step 6: Final answer
    x = 61,217.45

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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.