Home / 75,512.96-104,205.79-41,521.51

Finding the Fourth Proportional to 75,512.96, 104,205.79 and 41,521.51

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Solution

The fourth proportional to 75,512.96, 104,205.79 and 41,521.51 is: 57,298.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,512.96 : 104,205.79 = 41,521.51 : x
  2. Step 2: Convert to fraction form
    75,512.96/104,205.79 = 41,521.51/x
  3. Step 3: Cross multiply
    75,512.96x = 104,205.79 × 41,521.51
  4. Step 4: Simplify right side
    75,512.96x = 4,326,781,933.70
  5. Step 5: Solve for x
    x = 4,326,781,933.70/75,512.96
  6. Step 6: Final answer
    x = 57,298.54

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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.