Home / 84,842.13-117,092.46-49,032.43

Finding the Fourth Proportional to 84,842.13, 117,092.46 and 49,032.43

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Solution

The fourth proportional to 84,842.13, 117,092.46 and 49,032.43 is: 67,670.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,842.13 : 117,092.46 = 49,032.43 : x
  2. Step 2: Convert to fraction form
    84,842.13/117,092.46 = 49,032.43/x
  3. Step 3: Cross multiply
    84,842.13x = 117,092.46 × 49,032.43
  4. Step 4: Simplify right side
    84,842.13x = 5,741,327,848.48
  5. Step 5: Solve for x
    x = 5,741,327,848.48/84,842.13
  6. Step 6: Final answer
    x = 67,670.72

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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.