Home / 361,110.32-541,664.16-108,389.72

Finding the Fourth Proportional to 361,110.32, 541,664.16 and 108,389.72

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Solution

The fourth proportional to 361,110.32, 541,664.16 and 108,389.72 is: 162,584.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,110.32 : 541,664.16 = 108,389.72 : x
  2. Step 2: Convert to fraction form
    361,110.32/541,664.16 = 108,389.72/x
  3. Step 3: Cross multiply
    361,110.32x = 541,664.16 × 108,389.72
  4. Step 4: Simplify right side
    361,110.32x = 58,710,826,636.44
  5. Step 5: Solve for x
    x = 58,710,826,636.44/361,110.32
  6. Step 6: Final answer
    x = 162,584.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.