Home / 84,954.12-117,239.70-46,716.60

Finding the Fourth Proportional to 84,954.12, 117,239.70 and 46,716.60

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Solution

The fourth proportional to 84,954.12, 117,239.70 and 46,716.60 is: 64,470.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,954.12 : 117,239.70 = 46,716.60 : x
  2. Step 2: Convert to fraction form
    84,954.12/117,239.70 = 46,716.60/x
  3. Step 3: Cross multiply
    84,954.12x = 117,239.70 × 46,716.60
  4. Step 4: Simplify right side
    84,954.12x = 5,477,040,169.02
  5. Step 5: Solve for x
    x = 5,477,040,169.02/84,954.12
  6. Step 6: Final answer
    x = 64,470.57

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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.