Home / 224,618.14-309,936.48-132,724.66

Finding the Fourth Proportional to 224,618.14, 309,936.48 and 132,724.66

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Solution

The fourth proportional to 224,618.14, 309,936.48 and 132,724.66 is: 183,138.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,618.14 : 309,936.48 = 132,724.66 : x
  2. Step 2: Convert to fraction form
    224,618.14/309,936.48 = 132,724.66/x
  3. Step 3: Cross multiply
    224,618.14x = 309,936.48 × 132,724.66
  4. Step 4: Simplify right side
    224,618.14x = 41,136,213,929.60
  5. Step 5: Solve for x
    x = 41,136,213,929.60/224,618.14
  6. Step 6: Final answer
    x = 183,138.43

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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.