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Finding the Fourth Proportional to 243,968.35, 365,882.30 and 84,037.82

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Solution

The fourth proportional to 243,968.35, 365,882.30 and 84,037.82 is: 126,032.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,968.35 : 365,882.30 = 84,037.82 : x
  2. Step 2: Convert to fraction form
    243,968.35/365,882.30 = 84,037.82/x
  3. Step 3: Cross multiply
    243,968.35x = 365,882.30 × 84,037.82
  4. Step 4: Simplify right side
    243,968.35x = 30,747,950,868.59
  5. Step 5: Solve for x
    x = 30,747,950,868.59/243,968.35
  6. Step 6: Final answer
    x = 126,032.54

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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.