Home / 84,729.29-116,936.39-47,005.97

Finding the Fourth Proportional to 84,729.29, 116,936.39 and 47,005.97

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Solution

The fourth proportional to 84,729.29, 116,936.39 and 47,005.97 is: 64,873.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,729.29 : 116,936.39 = 47,005.97 : x
  2. Step 2: Convert to fraction form
    84,729.29/116,936.39 = 47,005.97/x
  3. Step 3: Cross multiply
    84,729.29x = 116,936.39 × 47,005.97
  4. Step 4: Simplify right side
    84,729.29x = 5,496,707,973.08
  5. Step 5: Solve for x
    x = 5,496,707,973.08/84,729.29
  6. Step 6: Final answer
    x = 64,873.77

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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.