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Finding the Fourth Proportional to 64,123.35, 96,190.50 and 16,744.74

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Solution

The fourth proportional to 64,123.35, 96,190.50 and 16,744.74 is: 25,118.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,123.35 : 96,190.50 = 16,744.74 : x
  2. Step 2: Convert to fraction form
    64,123.35/96,190.50 = 16,744.74/x
  3. Step 3: Cross multiply
    64,123.35x = 96,190.50 × 16,744.74
  4. Step 4: Simplify right side
    64,123.35x = 1,610,684,912.97
  5. Step 5: Solve for x
    x = 1,610,684,912.97/64,123.35
  6. Step 6: Final answer
    x = 25,118.54

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1.5x scale

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.