Home / 45,917.37-68,781.29-42,595.56

Finding the Fourth Proportional to 45,917.37, 68,781.29 and 42,595.56

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Solution

The fourth proportional to 45,917.37, 68,781.29 and 42,595.56 is: 63,805.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,917.37 : 68,781.29 = 42,595.56 : x
  2. Step 2: Convert to fraction form
    45,917.37/68,781.29 = 42,595.56/x
  3. Step 3: Cross multiply
    45,917.37x = 68,781.29 × 42,595.56
  4. Step 4: Simplify right side
    45,917.37x = 2,929,777,352.09
  5. Step 5: Solve for x
    x = 2,929,777,352.09/45,917.37
  6. Step 6: Final answer
    x = 63,805.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.