Home / 85,151.25-117,507.69-46,910.04

Finding the Fourth Proportional to 85,151.25, 117,507.69 and 46,910.04

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Solution

The fourth proportional to 85,151.25, 117,507.69 and 46,910.04 is: 64,735.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,151.25 : 117,507.69 = 46,910.04 : x
  2. Step 2: Convert to fraction form
    85,151.25/117,507.69 = 46,910.04/x
  3. Step 3: Cross multiply
    85,151.25x = 117,507.69 × 46,910.04
  4. Step 4: Simplify right side
    85,151.25x = 5,512,290,438.21
  5. Step 5: Solve for x
    x = 5,512,290,438.21/85,151.25
  6. Step 6: Final answer
    x = 64,735.29

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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.