Home / 75,887.13-104,719.69-41,894.77

Finding the Fourth Proportional to 75,887.13, 104,719.69 and 41,894.77

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Solution

The fourth proportional to 75,887.13, 104,719.69 and 41,894.77 is: 57,812.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,887.13 : 104,719.69 = 41,894.77 : x
  2. Step 2: Convert to fraction form
    75,887.13/104,719.69 = 41,894.77/x
  3. Step 3: Cross multiply
    75,887.13x = 104,719.69 × 41,894.77
  4. Step 4: Simplify right side
    75,887.13x = 4,387,207,078.28
  5. Step 5: Solve for x
    x = 4,387,207,078.28/75,887.13
  6. Step 6: Final answer
    x = 57,812.27

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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.