Home / 165,825.28-248,692.32-45,853.60

Finding the Fourth Proportional to 165,825.28, 248,692.32 and 45,853.60

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Solution

The fourth proportional to 165,825.28, 248,692.32 and 45,853.60 is: 68,767.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,825.28 : 248,692.32 = 45,853.60 : x
  2. Step 2: Convert to fraction form
    165,825.28/248,692.32 = 45,853.60/x
  3. Step 3: Cross multiply
    165,825.28x = 248,692.32 × 45,853.60
  4. Step 4: Simplify right side
    165,825.28x = 11,403,438,164.35
  5. Step 5: Solve for x
    x = 11,403,438,164.35/165,825.28
  6. Step 6: Final answer
    x = 68,767.79

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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.