Home / 57,137.96-78,824.20-37,001.33

Finding the Fourth Proportional to 57,137.96, 78,824.20 and 37,001.33

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Solution

The fourth proportional to 57,137.96, 78,824.20 and 37,001.33 is: 51,044.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,137.96 : 78,824.20 = 37,001.33 : x
  2. Step 2: Convert to fraction form
    57,137.96/78,824.20 = 37,001.33/x
  3. Step 3: Cross multiply
    57,137.96x = 78,824.20 × 37,001.33
  4. Step 4: Simplify right side
    57,137.96x = 2,916,600,236.19
  5. Step 5: Solve for x
    x = 2,916,600,236.19/57,137.96
  6. Step 6: Final answer
    x = 51,044.88

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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.