Home / 84,786.22-117,005.44-52,973.57

Finding the Fourth Proportional to 84,786.22, 117,005.44 and 52,973.57

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Solution

The fourth proportional to 84,786.22, 117,005.44 and 52,973.57 is: 73,103.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,786.22 : 117,005.44 = 52,973.57 : x
  2. Step 2: Convert to fraction form
    84,786.22/117,005.44 = 52,973.57/x
  3. Step 3: Cross multiply
    84,786.22x = 117,005.44 × 52,973.57
  4. Step 4: Simplify right side
    84,786.22x = 6,198,195,866.22
  5. Step 5: Solve for x
    x = 6,198,195,866.22/84,786.22
  6. Step 6: Final answer
    x = 73,103.81

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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.