Home / 84,856.39-117,122.99-49,067.04

Finding the Fourth Proportional to 84,856.39, 117,122.99 and 49,067.04

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Solution

The fourth proportional to 84,856.39, 117,122.99 and 49,067.04 is: 67,724.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,856.39 : 117,122.99 = 49,067.04 : x
  2. Step 2: Convert to fraction form
    84,856.39/117,122.99 = 49,067.04/x
  3. Step 3: Cross multiply
    84,856.39x = 117,122.99 × 49,067.04
  4. Step 4: Simplify right side
    84,856.39x = 5,746,878,435.25
  5. Step 5: Solve for x
    x = 5,746,878,435.25/84,856.39
  6. Step 6: Final answer
    x = 67,724.76

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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.