Home / 45,193.50-67,813.90-32,815.76

Finding the Fourth Proportional to 45,193.50, 67,813.90 and 32,815.76

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Solution

The fourth proportional to 45,193.50, 67,813.90 and 32,815.76 is: 49,240.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,193.50 : 67,813.90 = 32,815.76 : x
  2. Step 2: Convert to fraction form
    45,193.50/67,813.90 = 32,815.76/x
  3. Step 3: Cross multiply
    45,193.50x = 67,813.90 × 32,815.76
  4. Step 4: Simplify right side
    45,193.50x = 2,225,364,245.96
  5. Step 5: Solve for x
    x = 2,225,364,245.96/45,193.50
  6. Step 6: Final answer
    x = 49,240.80

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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.