Home / 75,858.48-113,793.17-29,111.36

Finding the Fourth Proportional to 75,858.48, 113,793.17 and 29,111.36

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Solution

The fourth proportional to 75,858.48, 113,793.17 and 29,111.36 is: 43,669.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,858.48 : 113,793.17 = 29,111.36 : x
  2. Step 2: Convert to fraction form
    75,858.48/113,793.17 = 29,111.36/x
  3. Step 3: Cross multiply
    75,858.48x = 113,793.17 × 29,111.36
  4. Step 4: Simplify right side
    75,858.48x = 3,312,673,222.89
  5. Step 5: Solve for x
    x = 3,312,673,222.89/75,858.48
  6. Step 6: Final answer
    x = 43,669.12

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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.