Home / 224,116.57-309,270.38-127,318.05

Finding the Fourth Proportional to 224,116.57, 309,270.38 and 127,318.05

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Solution

The fourth proportional to 224,116.57, 309,270.38 and 127,318.05 is: 175,692.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,116.57 : 309,270.38 = 127,318.05 : x
  2. Step 2: Convert to fraction form
    224,116.57/309,270.38 = 127,318.05/x
  3. Step 3: Cross multiply
    224,116.57x = 309,270.38 × 127,318.05
  4. Step 4: Simplify right side
    224,116.57x = 39,375,701,704.36
  5. Step 5: Solve for x
    x = 39,375,701,704.36/224,116.57
  6. Step 6: Final answer
    x = 175,692.95

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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.