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Finding the Fourth Proportional to 88,676.30, 133,033.46 and 25,495.87

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Solution

The fourth proportional to 88,676.30, 133,033.46 and 25,495.87 is: 38,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,676.30 : 133,033.46 = 25,495.87 : x
  2. Step 2: Convert to fraction form
    88,676.30/133,033.46 = 25,495.87/x
  3. Step 3: Cross multiply
    88,676.30x = 133,033.46 × 25,495.87
  4. Step 4: Simplify right side
    88,676.30x = 3,391,803,187.92
  5. Step 5: Solve for x
    x = 3,391,803,187.92/88,676.30
  6. Step 6: Final answer
    x = 38,249.26

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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.