Home / 80,847.68-111,571.02-46,397.94

Finding the Fourth Proportional to 80,847.68, 111,571.02 and 46,397.94

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Solution

The fourth proportional to 80,847.68, 111,571.02 and 46,397.94 is: 64,029.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,847.68 : 111,571.02 = 46,397.94 : x
  2. Step 2: Convert to fraction form
    80,847.68/111,571.02 = 46,397.94/x
  3. Step 3: Cross multiply
    80,847.68x = 111,571.02 × 46,397.94
  4. Step 4: Simplify right side
    80,847.68x = 5,176,665,491.70
  5. Step 5: Solve for x
    x = 5,176,665,491.70/80,847.68
  6. Step 6: Final answer
    x = 64,029.86

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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.