Home / 64,310.97-96,470.10-19,944.03

Finding the Fourth Proportional to 64,310.97, 96,470.10 and 19,944.03

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Solution

The fourth proportional to 64,310.97, 96,470.10 and 19,944.03 is: 29,917.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,310.97 : 96,470.10 = 19,944.03 : x
  2. Step 2: Convert to fraction form
    64,310.97/96,470.10 = 19,944.03/x
  3. Step 3: Cross multiply
    64,310.97x = 96,470.10 × 19,944.03
  4. Step 4: Simplify right side
    64,310.97x = 1,924,001,986.43
  5. Step 5: Solve for x
    x = 1,924,001,986.43/64,310.97
  6. Step 6: Final answer
    x = 29,917.17

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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.