Home / 61,979.73-85,517.91-35,116.08

Finding the Fourth Proportional to 61,979.73, 85,517.91 and 35,116.08

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Solution

The fourth proportional to 61,979.73, 85,517.91 and 35,116.08 is: 48,452.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,979.73 : 85,517.91 = 35,116.08 : x
  2. Step 2: Convert to fraction form
    61,979.73/85,517.91 = 35,116.08/x
  3. Step 3: Cross multiply
    61,979.73x = 85,517.91 × 35,116.08
  4. Step 4: Simplify right side
    61,979.73x = 3,003,053,768.99
  5. Step 5: Solve for x
    x = 3,003,053,768.99/61,979.73
  6. Step 6: Final answer
    x = 48,452.19

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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.