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Finding the Fourth Proportional to 165,068.66, 227,792.78 and 93,462.64

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Solution

The fourth proportional to 165,068.66, 227,792.78 and 93,462.64 is: 128,977.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,068.66 : 227,792.78 = 93,462.64 : x
  2. Step 2: Convert to fraction form
    165,068.66/227,792.78 = 93,462.64/x
  3. Step 3: Cross multiply
    165,068.66x = 227,792.78 × 93,462.64
  4. Step 4: Simplify right side
    165,068.66x = 21,290,114,591.74
  5. Step 5: Solve for x
    x = 21,290,114,591.74/165,068.66
  6. Step 6: Final answer
    x = 128,977.33

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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.