Home / 85,757.14-118,340.85-46,992.97

Finding the Fourth Proportional to 85,757.14, 118,340.85 and 46,992.97

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Solution

The fourth proportional to 85,757.14, 118,340.85 and 46,992.97 is: 64,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,757.14 : 118,340.85 = 46,992.97 : x
  2. Step 2: Convert to fraction form
    85,757.14/118,340.85 = 46,992.97/x
  3. Step 3: Cross multiply
    85,757.14x = 118,340.85 × 46,992.97
  4. Step 4: Simplify right side
    85,757.14x = 5,561,188,013.82
  5. Step 5: Solve for x
    x = 5,561,188,013.82/85,757.14
  6. Step 6: Final answer
    x = 64,848.10

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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.