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Finding the Fourth Proportional to 165,856, 228,881.34 and 94,236.10

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Solution

The fourth proportional to 165,856, 228,881.34 and 94,236.10 is: 130,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,856 : 228,881.34 = 94,236.10 : x
  2. Step 2: Convert to fraction form
    165,856/228,881.34 = 94,236.10/x
  3. Step 3: Cross multiply
    165,856x = 228,881.34 × 94,236.10
  4. Step 4: Simplify right side
    165,856x = 21,568,884,844.37
  5. Step 5: Solve for x
    x = 21,568,884,844.37/165,856
  6. Step 6: Final answer
    x = 130,045.85

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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.