Home / 84,842.91-117,076.39-49,035.24

Finding the Fourth Proportional to 84,842.91, 117,076.39 and 49,035.24

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Solution

The fourth proportional to 84,842.91, 117,076.39 and 49,035.24 is: 67,664.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,842.91 : 117,076.39 = 49,035.24 : x
  2. Step 2: Convert to fraction form
    84,842.91/117,076.39 = 49,035.24/x
  3. Step 3: Cross multiply
    84,842.91x = 117,076.39 × 49,035.24
  4. Step 4: Simplify right side
    84,842.91x = 5,740,868,759.40
  5. Step 5: Solve for x
    x = 5,740,868,759.40/84,842.91
  6. Step 6: Final answer
    x = 67,664.68

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1.5x scale

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.