Home / 85,016.72-117,320.64-46,253.33

Finding the Fourth Proportional to 85,016.72, 117,320.64 and 46,253.33

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Solution

The fourth proportional to 85,016.72, 117,320.64 and 46,253.33 is: 63,828.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,016.72 : 117,320.64 = 46,253.33 : x
  2. Step 2: Convert to fraction form
    85,016.72/117,320.64 = 46,253.33/x
  3. Step 3: Cross multiply
    85,016.72x = 117,320.64 × 46,253.33
  4. Step 4: Simplify right side
    85,016.72x = 5,426,469,691.13
  5. Step 5: Solve for x
    x = 5,426,469,691.13/85,016.72
  6. Step 6: Final answer
    x = 63,828.26

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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.