Home / 51,172.92-76,751.01-36,336.96

Finding the Fourth Proportional to 51,172.92, 76,751.01 and 36,336.96

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Solution

The fourth proportional to 51,172.92, 76,751.01 and 36,336.96 is: 54,499.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,172.92 : 76,751.01 = 36,336.96 : x
  2. Step 2: Convert to fraction form
    51,172.92/76,751.01 = 36,336.96/x
  3. Step 3: Cross multiply
    51,172.92x = 76,751.01 × 36,336.96
  4. Step 4: Simplify right side
    51,172.92x = 2,788,898,380.33
  5. Step 5: Solve for x
    x = 2,788,898,380.33/51,172.92
  6. Step 6: Final answer
    x = 54,499.50

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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.