Home / 57,261.96-79,021.53-34,905.96

Finding the Fourth Proportional to 57,261.96, 79,021.53 and 34,905.96

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Solution

The fourth proportional to 57,261.96, 79,021.53 and 34,905.96 is: 48,170.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,261.96 : 79,021.53 = 34,905.96 : x
  2. Step 2: Convert to fraction form
    57,261.96/79,021.53 = 34,905.96/x
  3. Step 3: Cross multiply
    57,261.96x = 79,021.53 × 34,905.96
  4. Step 4: Simplify right side
    57,261.96x = 2,758,322,365.32
  5. Step 5: Solve for x
    x = 2,758,322,365.32/57,261.96
  6. Step 6: Final answer
    x = 48,170.24

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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.