Home / 84,178.14-116,171.54-48,382.44

Finding the Fourth Proportional to 84,178.14, 116,171.54 and 48,382.44

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Solution

The fourth proportional to 84,178.14, 116,171.54 and 48,382.44 is: 66,771.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,178.14 : 116,171.54 = 48,382.44 : x
  2. Step 2: Convert to fraction form
    84,178.14/116,171.54 = 48,382.44/x
  3. Step 3: Cross multiply
    84,178.14x = 116,171.54 × 48,382.44
  4. Step 4: Simplify right side
    84,178.14x = 5,620,662,563.76
  5. Step 5: Solve for x
    x = 5,620,662,563.76/84,178.14
  6. Step 6: Final answer
    x = 66,771.05

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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.