Home / 53,942.72-80,956.44-37,419.03

Finding the Fourth Proportional to 53,942.72, 80,956.44 and 37,419.03

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Solution

The fourth proportional to 53,942.72, 80,956.44 and 37,419.03 is: 56,157.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,942.72 : 80,956.44 = 37,419.03 : x
  2. Step 2: Convert to fraction form
    53,942.72/80,956.44 = 37,419.03/x
  3. Step 3: Cross multiply
    53,942.72x = 80,956.44 × 37,419.03
  4. Step 4: Simplify right side
    53,942.72x = 3,029,311,457.05
  5. Step 5: Solve for x
    x = 3,029,311,457.05/53,942.72
  6. Step 6: Final answer
    x = 56,157.93

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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.