Home / 224,716.20-336,636.90-135,705.30

Finding the Fourth Proportional to 224,716.20, 336,636.90 and 135,705.30

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Solution

The fourth proportional to 224,716.20, 336,636.90 and 135,705.30 is: 203,293.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,716.20 : 336,636.90 = 135,705.30 : x
  2. Step 2: Convert to fraction form
    224,716.20/336,636.90 = 135,705.30/x
  3. Step 3: Cross multiply
    224,716.20x = 336,636.90 × 135,705.30
  4. Step 4: Simplify right side
    224,716.20x = 45,683,411,505.57
  5. Step 5: Solve for x
    x = 45,683,411,505.57/224,716.20
  6. Step 6: Final answer
    x = 203,293.81

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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.