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Finding the Fourth Proportional to 250,519.72, 375,057.60 and 166,363.96

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Solution

The fourth proportional to 250,519.72, 375,057.60 and 166,363.96 is: 249,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,519.72 : 375,057.60 = 166,363.96 : x
  2. Step 2: Convert to fraction form
    250,519.72/375,057.60 = 166,363.96/x
  3. Step 3: Cross multiply
    250,519.72x = 375,057.60 × 166,363.96
  4. Step 4: Simplify right side
    250,519.72x = 62,396,067,564.10
  5. Step 5: Solve for x
    x = 62,396,067,564.10/250,519.72
  6. Step 6: Final answer
    x = 249,066.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.