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Finding the Fourth Proportional to 125,496.28, 173,187.66 and 68,907.88

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Solution

The fourth proportional to 125,496.28, 173,187.66 and 68,907.88 is: 95,094.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,496.28 : 173,187.66 = 68,907.88 : x
  2. Step 2: Convert to fraction form
    125,496.28/173,187.66 = 68,907.88/x
  3. Step 3: Cross multiply
    125,496.28x = 173,187.66 × 68,907.88
  4. Step 4: Simplify right side
    125,496.28x = 11,933,994,492.76
  5. Step 5: Solve for x
    x = 11,933,994,492.76/125,496.28
  6. Step 6: Final answer
    x = 95,094.41

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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.