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Finding the Fourth Proportional to 251,682.36, 377,588.88 and 93,912

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Solution

The fourth proportional to 251,682.36, 377,588.88 and 93,912 is: 140,892.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,682.36 : 377,588.88 = 93,912 : x
  2. Step 2: Convert to fraction form
    251,682.36/377,588.88 = 93,912/x
  3. Step 3: Cross multiply
    251,682.36x = 377,588.88 × 93,912
  4. Step 4: Simplify right side
    251,682.36x = 35,460,126,898.56
  5. Step 5: Solve for x
    x = 35,460,126,898.56/251,682.36
  6. Step 6: Final answer
    x = 140,892.38

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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.