Home / 68,873.06-95,017.38-42,013.46

Finding the Fourth Proportional to 68,873.06, 95,017.38 and 42,013.46

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Solution

The fourth proportional to 68,873.06, 95,017.38 and 42,013.46 is: 57,961.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,873.06 : 95,017.38 = 42,013.46 : x
  2. Step 2: Convert to fraction form
    68,873.06/95,017.38 = 42,013.46/x
  3. Step 3: Cross multiply
    68,873.06x = 95,017.38 × 42,013.46
  4. Step 4: Simplify right side
    68,873.06x = 3,992,008,893.93
  5. Step 5: Solve for x
    x = 3,992,008,893.93/68,873.06
  6. Step 6: Final answer
    x = 57,961.83

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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.