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Finding the Fourth Proportional to 173,171.85, 238,974.88 and 96,692.25

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Solution

The fourth proportional to 173,171.85, 238,974.88 and 96,692.25 is: 133,434.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,171.85 : 238,974.88 = 96,692.25 : x
  2. Step 2: Convert to fraction form
    173,171.85/238,974.88 = 96,692.25/x
  3. Step 3: Cross multiply
    173,171.85x = 238,974.88 × 96,692.25
  4. Step 4: Simplify right side
    173,171.85x = 23,107,018,840.68
  5. Step 5: Solve for x
    x = 23,107,018,840.68/173,171.85
  6. Step 6: Final answer
    x = 133,434.04

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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.