Home / 84,072.78-116,019.68-46,347.03

Finding the Fourth Proportional to 84,072.78, 116,019.68 and 46,347.03

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Solution

The fourth proportional to 84,072.78, 116,019.68 and 46,347.03 is: 63,958.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,072.78 : 116,019.68 = 46,347.03 : x
  2. Step 2: Convert to fraction form
    84,072.78/116,019.68 = 46,347.03/x
  3. Step 3: Cross multiply
    84,072.78x = 116,019.68 × 46,347.03
  4. Step 4: Simplify right side
    84,072.78x = 5,377,167,357.82
  5. Step 5: Solve for x
    x = 5,377,167,357.82/84,072.78
  6. Step 6: Final answer
    x = 63,958.48

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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.