Home / 57,265.78-79,010.61-37,123.51

Finding the Fourth Proportional to 57,265.78, 79,010.61 and 37,123.51

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Solution

The fourth proportional to 57,265.78, 79,010.61 and 37,123.51 is: 51,219.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,265.78 : 79,010.61 = 37,123.51 : x
  2. Step 2: Convert to fraction form
    57,265.78/79,010.61 = 37,123.51/x
  3. Step 3: Cross multiply
    57,265.78x = 79,010.61 × 37,123.51
  4. Step 4: Simplify right side
    57,265.78x = 2,933,151,170.44
  5. Step 5: Solve for x
    x = 2,933,151,170.44/57,265.78
  6. Step 6: Final answer
    x = 51,219.96

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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.