Home / 254,687.74-382,107.93-102,806.62

Finding the Fourth Proportional to 254,687.74, 382,107.93 and 102,806.62

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Solution

The fourth proportional to 254,687.74, 382,107.93 and 102,806.62 is: 154,240.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,687.74 : 382,107.93 = 102,806.62 : x
  2. Step 2: Convert to fraction form
    254,687.74/382,107.93 = 102,806.62/x
  3. Step 3: Cross multiply
    254,687.74x = 382,107.93 × 102,806.62
  4. Step 4: Simplify right side
    254,687.74x = 39,283,224,758.50
  5. Step 5: Solve for x
    x = 39,283,224,758.50/254,687.74
  6. Step 6: Final answer
    x = 154,240.74

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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.