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Finding the Fourth Proportional to 165,697.73, 228,648.83 and 93,094.96

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Solution

The fourth proportional to 165,697.73, 228,648.83 and 93,094.96 is: 128,463.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,697.73 : 228,648.83 = 93,094.96 : x
  2. Step 2: Convert to fraction form
    165,697.73/228,648.83 = 93,094.96/x
  3. Step 3: Cross multiply
    165,697.73x = 228,648.83 × 93,094.96
  4. Step 4: Simplify right side
    165,697.73x = 21,286,053,344.01
  5. Step 5: Solve for x
    x = 21,286,053,344.01/165,697.73
  6. Step 6: Final answer
    x = 128,463.15

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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.