Home / 61,919.12-85,449-33,625.04

Finding the Fourth Proportional to 61,919.12, 85,449 and 33,625.04

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Solution

The fourth proportional to 61,919.12, 85,449 and 33,625.04 is: 46,402.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,919.12 : 85,449 = 33,625.04 : x
  2. Step 2: Convert to fraction form
    61,919.12/85,449 = 33,625.04/x
  3. Step 3: Cross multiply
    61,919.12x = 85,449 × 33,625.04
  4. Step 4: Simplify right side
    61,919.12x = 2,873,226,042.96
  5. Step 5: Solve for x
    x = 2,873,226,042.96/61,919.12
  6. Step 6: Final answer
    x = 46,402.89

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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.