Home / 75,645.09-104,389.29-41,652.86

Finding the Fourth Proportional to 75,645.09, 104,389.29 and 41,652.86

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Solution

The fourth proportional to 75,645.09, 104,389.29 and 41,652.86 is: 57,480.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,645.09 : 104,389.29 = 41,652.86 : x
  2. Step 2: Convert to fraction form
    75,645.09/104,389.29 = 41,652.86/x
  3. Step 3: Cross multiply
    75,645.09x = 104,389.29 × 41,652.86
  4. Step 4: Simplify right side
    75,645.09x = 4,348,111,959.92
  5. Step 5: Solve for x
    x = 4,348,111,959.92/75,645.09
  6. Step 6: Final answer
    x = 57,480.43

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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.