Home / 84,920.22-117,159.98-50,939.73

Finding the Fourth Proportional to 84,920.22, 117,159.98 and 50,939.73

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Solution

The fourth proportional to 84,920.22, 117,159.98 and 50,939.73 is: 70,278.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,920.22 : 117,159.98 = 50,939.73 : x
  2. Step 2: Convert to fraction form
    84,920.22/117,159.98 = 50,939.73/x
  3. Step 3: Cross multiply
    84,920.22x = 117,159.98 × 50,939.73
  4. Step 4: Simplify right side
    84,920.22x = 5,968,097,493.31
  5. Step 5: Solve for x
    x = 5,968,097,493.31/84,920.22
  6. Step 6: Final answer
    x = 70,278.87

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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.