Home / 84,517.16-116,639.61-46,793.84

Finding the Fourth Proportional to 84,517.16, 116,639.61 and 46,793.84

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Solution

The fourth proportional to 84,517.16, 116,639.61 and 46,793.84 is: 64,578.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,517.16 : 116,639.61 = 46,793.84 : x
  2. Step 2: Convert to fraction form
    84,517.16/116,639.61 = 46,793.84/x
  3. Step 3: Cross multiply
    84,517.16x = 116,639.61 × 46,793.84
  4. Step 4: Simplify right side
    84,517.16x = 5,458,015,248.00
  5. Step 5: Solve for x
    x = 5,458,015,248.00/84,517.16
  6. Step 6: Final answer
    x = 64,578.78

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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.