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Finding the Fourth Proportional to 164,279.25, 226,691.76 and 92,676.87

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Solution

The fourth proportional to 164,279.25, 226,691.76 and 92,676.87 is: 127,886.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,279.25 : 226,691.76 = 92,676.87 : x
  2. Step 2: Convert to fraction form
    164,279.25/226,691.76 = 92,676.87/x
  3. Step 3: Cross multiply
    164,279.25x = 226,691.76 × 92,676.87
  4. Step 4: Simplify right side
    164,279.25x = 21,009,082,771.59
  5. Step 5: Solve for x
    x = 21,009,082,771.59/164,279.25
  6. Step 6: Final answer
    x = 127,886.41

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1.5x scale

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.