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Finding the Fourth Proportional to 75,951, 113,928.12 and 26,030.88

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Solution

The fourth proportional to 75,951, 113,928.12 and 26,030.88 is: 39,046.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,951 : 113,928.12 = 26,030.88 : x
  2. Step 2: Convert to fraction form
    75,951/113,928.12 = 26,030.88/x
  3. Step 3: Cross multiply
    75,951x = 113,928.12 × 26,030.88
  4. Step 4: Simplify right side
    75,951x = 2,965,649,220.35
  5. Step 5: Solve for x
    x = 2,965,649,220.35/75,951
  6. Step 6: Final answer
    x = 39,046.88

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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.