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Finding the Fourth Proportional to 165,066.98, 227,806.53 and 93,459.62

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Solution

The fourth proportional to 165,066.98, 227,806.53 and 93,459.62 is: 128,982.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,066.98 : 227,806.53 = 93,459.62 : x
  2. Step 2: Convert to fraction form
    165,066.98/227,806.53 = 93,459.62/x
  3. Step 3: Cross multiply
    165,066.98x = 227,806.53 × 93,459.62
  4. Step 4: Simplify right side
    165,066.98x = 21,290,711,727.32
  5. Step 5: Solve for x
    x = 21,290,711,727.32/165,066.98
  6. Step 6: Final answer
    x = 128,982.26

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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.