Home / 51,039.82-76,065.24-48,382.61

Finding the Fourth Proportional to 51,039.82, 76,065.24 and 48,382.61

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Solution

The fourth proportional to 51,039.82, 76,065.24 and 48,382.61 is: 72,105.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,039.82 : 76,065.24 = 48,382.61 : x
  2. Step 2: Convert to fraction form
    51,039.82/76,065.24 = 48,382.61/x
  3. Step 3: Cross multiply
    51,039.82x = 76,065.24 × 48,382.61
  4. Step 4: Simplify right side
    51,039.82x = 3,680,234,798.30
  5. Step 5: Solve for x
    x = 3,680,234,798.30/51,039.82
  6. Step 6: Final answer
    x = 72,105.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.