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Finding the Fourth Proportional to 224,575.70, 336,902.47 and 91,528.34

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Solution

The fourth proportional to 224,575.70, 336,902.47 and 91,528.34 is: 137,308.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,575.70 : 336,902.47 = 91,528.34 : x
  2. Step 2: Convert to fraction form
    224,575.70/336,902.47 = 91,528.34/x
  3. Step 3: Cross multiply
    224,575.70x = 336,902.47 × 91,528.34
  4. Step 4: Simplify right side
    224,575.70x = 30,836,123,363.36
  5. Step 5: Solve for x
    x = 30,836,123,363.36/224,575.70
  6. Step 6: Final answer
    x = 137,308.37

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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.