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Finding the Fourth Proportional to 368,171.82, 552,258.44 and 101,933.12

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Solution

The fourth proportional to 368,171.82, 552,258.44 and 101,933.12 is: 152,899.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,171.82 : 552,258.44 = 101,933.12 : x
  2. Step 2: Convert to fraction form
    368,171.82/552,258.44 = 101,933.12/x
  3. Step 3: Cross multiply
    368,171.82x = 552,258.44 × 101,933.12
  4. Step 4: Simplify right side
    368,171.82x = 56,293,422,564.58
  5. Step 5: Solve for x
    x = 56,293,422,564.58/368,171.82
  6. Step 6: Final answer
    x = 152,899.87

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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.