Home / 85,213.25-117,595.11-46,974.28

Finding the Fourth Proportional to 85,213.25, 117,595.11 and 46,974.28

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Solution

The fourth proportional to 85,213.25, 117,595.11 and 46,974.28 is: 64,824.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,213.25 : 117,595.11 = 46,974.28 : x
  2. Step 2: Convert to fraction form
    85,213.25/117,595.11 = 46,974.28/x
  3. Step 3: Cross multiply
    85,213.25x = 117,595.11 × 46,974.28
  4. Step 4: Simplify right side
    85,213.25x = 5,523,945,623.77
  5. Step 5: Solve for x
    x = 5,523,945,623.77/85,213.25
  6. Step 6: Final answer
    x = 64,824.96

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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.