Home / 75,327.82-103,953.24-41,335.35

Finding the Fourth Proportional to 75,327.82, 103,953.24 and 41,335.35

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Solution

The fourth proportional to 75,327.82, 103,953.24 and 41,335.35 is: 57,043.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,327.82 : 103,953.24 = 41,335.35 : x
  2. Step 2: Convert to fraction form
    75,327.82/103,953.24 = 41,335.35/x
  3. Step 3: Cross multiply
    75,327.82x = 103,953.24 × 41,335.35
  4. Step 4: Simplify right side
    75,327.82x = 4,296,943,559.03
  5. Step 5: Solve for x
    x = 4,296,943,559.03/75,327.82
  6. Step 6: Final answer
    x = 57,043.25

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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.