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Finding the Fourth Proportional to 225,262.51, 337,905 and 67,475.94

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Solution

The fourth proportional to 225,262.51, 337,905 and 67,475.94 is: 101,217.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,262.51 : 337,905 = 67,475.94 : x
  2. Step 2: Convert to fraction form
    225,262.51/337,905 = 67,475.94/x
  3. Step 3: Cross multiply
    225,262.51x = 337,905 × 67,475.94
  4. Step 4: Simplify right side
    225,262.51x = 22,800,457,505.70
  5. Step 5: Solve for x
    x = 22,800,457,505.70/225,262.51
  6. Step 6: Final answer
    x = 101,217.28

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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.