Home / 254,584.53-382,009.32-102,819.11

Finding the Fourth Proportional to 254,584.53, 382,009.32 and 102,819.11

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Solution

The fourth proportional to 254,584.53, 382,009.32 and 102,819.11 is: 154,282.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,584.53 : 382,009.32 = 102,819.11 : x
  2. Step 2: Convert to fraction form
    254,584.53/382,009.32 = 102,819.11/x
  3. Step 3: Cross multiply
    254,584.53x = 382,009.32 × 102,819.11
  4. Step 4: Simplify right side
    254,584.53x = 39,277,856,384.06
  5. Step 5: Solve for x
    x = 39,277,856,384.06/254,584.53
  6. Step 6: Final answer
    x = 154,282.18

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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.