Home / 84,958.15-117,245.25-46,720.61

Finding the Fourth Proportional to 84,958.15, 117,245.25 and 46,720.61

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Solution

The fourth proportional to 84,958.15, 117,245.25 and 46,720.61 is: 64,476.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,958.15 : 117,245.25 = 46,720.61 : x
  2. Step 2: Convert to fraction form
    84,958.15/117,245.25 = 46,720.61/x
  3. Step 3: Cross multiply
    84,958.15x = 117,245.25 × 46,720.61
  4. Step 4: Simplify right side
    84,958.15x = 5,477,769,599.60
  5. Step 5: Solve for x
    x = 5,477,769,599.60/84,958.15
  6. Step 6: Final answer
    x = 64,476.09

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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.