Home / 224,431.56-336,693.24-91,310.76

Finding the Fourth Proportional to 224,431.56, 336,693.24 and 91,310.76

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Solution

The fourth proportional to 224,431.56, 336,693.24 and 91,310.76 is: 136,984.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,431.56 : 336,693.24 = 91,310.76 : x
  2. Step 2: Convert to fraction form
    224,431.56/336,693.24 = 91,310.76/x
  3. Step 3: Cross multiply
    224,431.56x = 336,693.24 × 91,310.76
  4. Step 4: Simplify right side
    224,431.56x = 30,743,715,631.26
  5. Step 5: Solve for x
    x = 30,743,715,631.26/224,431.56
  6. Step 6: Final answer
    x = 136,984.81

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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.