Home / 84,180.28-116,171.24-45,942.29

Finding the Fourth Proportional to 84,180.28, 116,171.24 and 45,942.29

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Solution

The fourth proportional to 84,180.28, 116,171.24 and 45,942.29 is: 63,401.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,180.28 : 116,171.24 = 45,942.29 : x
  2. Step 2: Convert to fraction form
    84,180.28/116,171.24 = 45,942.29/x
  3. Step 3: Cross multiply
    84,180.28x = 116,171.24 × 45,942.29
  4. Step 4: Simplify right side
    84,180.28x = 5,337,172,568.03
  5. Step 5: Solve for x
    x = 5,337,172,568.03/84,180.28
  6. Step 6: Final answer
    x = 63,401.70

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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.