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Finding the Fourth Proportional to 37,160.87, 55,741.84 and 12,202.81

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Solution

The fourth proportional to 37,160.87, 55,741.84 and 12,202.81 is: 18,304.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,160.87 : 55,741.84 = 12,202.81 : x
  2. Step 2: Convert to fraction form
    37,160.87/55,741.84 = 12,202.81/x
  3. Step 3: Cross multiply
    37,160.87x = 55,741.84 × 12,202.81
  4. Step 4: Simplify right side
    37,160.87x = 680,206,912.71
  5. Step 5: Solve for x
    x = 680,206,912.71/37,160.87
  6. Step 6: Final answer
    x = 18,304.39

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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.