Home / 80,310.84-110,825.97-46,320.72

Finding the Fourth Proportional to 80,310.84, 110,825.97 and 46,320.72

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Solution

The fourth proportional to 80,310.84, 110,825.97 and 46,320.72 is: 63,920.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,310.84 : 110,825.97 = 46,320.72 : x
  2. Step 2: Convert to fraction form
    80,310.84/110,825.97 = 46,320.72/x
  3. Step 3: Cross multiply
    80,310.84x = 110,825.97 × 46,320.72
  4. Step 4: Simplify right side
    80,310.84x = 5,133,538,725.10
  5. Step 5: Solve for x
    x = 5,133,538,725.10/80,310.84
  6. Step 6: Final answer
    x = 63,920.87

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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.