Home / 80,532.14-111,139.17-46,546.70

Finding the Fourth Proportional to 80,532.14, 111,139.17 and 46,546.70

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Solution

The fourth proportional to 80,532.14, 111,139.17 and 46,546.70 is: 64,237.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,532.14 : 111,139.17 = 46,546.70 : x
  2. Step 2: Convert to fraction form
    80,532.14/111,139.17 = 46,546.70/x
  3. Step 3: Cross multiply
    80,532.14x = 111,139.17 × 46,546.70
  4. Step 4: Simplify right side
    80,532.14x = 5,173,161,604.24
  5. Step 5: Solve for x
    x = 5,173,161,604.24/80,532.14
  6. Step 6: Final answer
    x = 64,237.23

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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.