Home / 146,217.66-201,769.11-82,561.74

Finding the Fourth Proportional to 146,217.66, 201,769.11 and 82,561.74

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Solution

The fourth proportional to 146,217.66, 201,769.11 and 82,561.74 is: 113,928.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,217.66 : 201,769.11 = 82,561.74 : x
  2. Step 2: Convert to fraction form
    146,217.66/201,769.11 = 82,561.74/x
  3. Step 3: Cross multiply
    146,217.66x = 201,769.11 × 82,561.74
  4. Step 4: Simplify right side
    146,217.66x = 16,658,408,799.85
  5. Step 5: Solve for x
    x = 16,658,408,799.85/146,217.66
  6. Step 6: Final answer
    x = 113,928.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.