Home / 84,284.82-116,309.79-48,450.42

Finding the Fourth Proportional to 84,284.82, 116,309.79 and 48,450.42

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Solution

The fourth proportional to 84,284.82, 116,309.79 and 48,450.42 is: 66,859.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,284.82 : 116,309.79 = 48,450.42 : x
  2. Step 2: Convert to fraction form
    84,284.82/116,309.79 = 48,450.42/x
  3. Step 3: Cross multiply
    84,284.82x = 116,309.79 × 48,450.42
  4. Step 4: Simplify right side
    84,284.82x = 5,635,258,175.61
  5. Step 5: Solve for x
    x = 5,635,258,175.61/84,284.82
  6. Step 6: Final answer
    x = 66,859.70

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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.