Home / 84,287.72-116,290.06-60,092.64

Finding the Fourth Proportional to 84,287.72, 116,290.06 and 60,092.64

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Solution

The fourth proportional to 84,287.72, 116,290.06 and 60,092.64 is: 82,908.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,287.72 : 116,290.06 = 60,092.64 : x
  2. Step 2: Convert to fraction form
    84,287.72/116,290.06 = 60,092.64/x
  3. Step 3: Cross multiply
    84,287.72x = 116,290.06 × 60,092.64
  4. Step 4: Simplify right side
    84,287.72x = 6,988,176,560.93
  5. Step 5: Solve for x
    x = 6,988,176,560.93/84,287.72
  6. Step 6: Final answer
    x = 82,908.59

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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.