Home / 85,108.73-117,449.08-46,867.51

Finding the Fourth Proportional to 85,108.73, 117,449.08 and 46,867.51

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Solution

The fourth proportional to 85,108.73, 117,449.08 and 46,867.51 is: 64,676.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,108.73 : 117,449.08 = 46,867.51 : x
  2. Step 2: Convert to fraction form
    85,108.73/117,449.08 = 46,867.51/x
  3. Step 3: Cross multiply
    85,108.73x = 117,449.08 × 46,867.51
  4. Step 4: Simplify right side
    85,108.73x = 5,504,545,520.60
  5. Step 5: Solve for x
    x = 5,504,545,520.60/85,108.73
  6. Step 6: Final answer
    x = 64,676.62

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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.