Home / 75,875.86-104,708.71-41,884.37

Finding the Fourth Proportional to 75,875.86, 104,708.71 and 41,884.37

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Solution

The fourth proportional to 75,875.86, 104,708.71 and 41,884.37 is: 57,800.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,875.86 : 104,708.71 = 41,884.37 : x
  2. Step 2: Convert to fraction form
    75,875.86/104,708.71 = 41,884.37/x
  3. Step 3: Cross multiply
    75,875.86x = 104,708.71 × 41,884.37
  4. Step 4: Simplify right side
    75,875.86x = 4,385,658,351.86
  5. Step 5: Solve for x
    x = 4,385,658,351.86/75,875.86
  6. Step 6: Final answer
    x = 57,800.44

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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.