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Finding the Fourth Proportional to 44,885.84, 67,270.44 and 44,186

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Solution

The fourth proportional to 44,885.84, 67,270.44 and 44,186 is: 66,221.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,885.84 : 67,270.44 = 44,186 : x
  2. Step 2: Convert to fraction form
    44,885.84/67,270.44 = 44,186/x
  3. Step 3: Cross multiply
    44,885.84x = 67,270.44 × 44,186
  4. Step 4: Simplify right side
    44,885.84x = 2,972,411,661.84
  5. Step 5: Solve for x
    x = 2,972,411,661.84/44,885.84
  6. Step 6: Final answer
    x = 66,221.59

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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.