Home / 75,960.45-104,831.55-41,971.91

Finding the Fourth Proportional to 75,960.45, 104,831.55 and 41,971.91

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Solution

The fourth proportional to 75,960.45, 104,831.55 and 41,971.91 is: 57,924.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,960.45 : 104,831.55 = 41,971.91 : x
  2. Step 2: Convert to fraction form
    75,960.45/104,831.55 = 41,971.91/x
  3. Step 3: Cross multiply
    75,960.45x = 104,831.55 × 41,971.91
  4. Step 4: Simplify right side
    75,960.45x = 4,399,979,857.60
  5. Step 5: Solve for x
    x = 4,399,979,857.60/75,960.45
  6. Step 6: Final answer
    x = 57,924.62

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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.