Home / 57,262.74-79,022.43-32,112.78

Finding the Fourth Proportional to 57,262.74, 79,022.43 and 32,112.78

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Solution

The fourth proportional to 57,262.74, 79,022.43 and 32,112.78 is: 44,315.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,262.74 : 79,022.43 = 32,112.78 : x
  2. Step 2: Convert to fraction form
    57,262.74/79,022.43 = 32,112.78/x
  3. Step 3: Cross multiply
    57,262.74x = 79,022.43 × 32,112.78
  4. Step 4: Simplify right side
    57,262.74x = 2,537,629,909.66
  5. Step 5: Solve for x
    x = 2,537,629,909.66/57,262.74
  6. Step 6: Final answer
    x = 44,315.55

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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.