Home / 57,282.96-79,050.99-31,791.06

Finding the Fourth Proportional to 57,282.96, 79,050.99 and 31,791.06

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Solution

The fourth proportional to 57,282.96, 79,050.99 and 31,791.06 is: 43,871.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,282.96 : 79,050.99 = 31,791.06 : x
  2. Step 2: Convert to fraction form
    57,282.96/79,050.99 = 31,791.06/x
  3. Step 3: Cross multiply
    57,282.96x = 79,050.99 × 31,791.06
  4. Step 4: Simplify right side
    57,282.96x = 2,513,114,766.15
  5. Step 5: Solve for x
    x = 2,513,114,766.15/57,282.96
  6. Step 6: Final answer
    x = 43,871.94

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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.