Home / 80,284.28-110,792.31-44,476.61

Finding the Fourth Proportional to 80,284.28, 110,792.31 and 44,476.61

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Solution

The fourth proportional to 80,284.28, 110,792.31 and 44,476.61 is: 61,377.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,284.28 : 110,792.31 = 44,476.61 : x
  2. Step 2: Convert to fraction form
    80,284.28/110,792.31 = 44,476.61/x
  3. Step 3: Cross multiply
    80,284.28x = 110,792.31 × 44,476.61
  4. Step 4: Simplify right side
    80,284.28x = 4,927,666,362.87
  5. Step 5: Solve for x
    x = 4,927,666,362.87/80,284.28
  6. Step 6: Final answer
    x = 61,377.72

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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.