Home / 275,136.04-379,689.06-179,586.28

Finding the Fourth Proportional to 275,136.04, 379,689.06 and 179,586.28

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Solution

The fourth proportional to 275,136.04, 379,689.06 and 179,586.28 is: 247,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,136.04 : 379,689.06 = 179,586.28 : x
  2. Step 2: Convert to fraction form
    275,136.04/379,689.06 = 179,586.28/x
  3. Step 3: Cross multiply
    275,136.04x = 379,689.06 × 179,586.28
  4. Step 4: Simplify right side
    275,136.04x = 68,186,945,842.10
  5. Step 5: Solve for x
    x = 68,186,945,842.10/275,136.04
  6. Step 6: Final answer
    x = 247,829.93

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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.