Home / 73,185.48-100,991.76-41,354.88

Finding the Fourth Proportional to 73,185.48, 100,991.76 and 41,354.88

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Solution

The fourth proportional to 73,185.48, 100,991.76 and 41,354.88 is: 57,067.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,185.48 : 100,991.76 = 41,354.88 : x
  2. Step 2: Convert to fraction form
    73,185.48/100,991.76 = 41,354.88/x
  3. Step 3: Cross multiply
    73,185.48x = 100,991.76 × 41,354.88
  4. Step 4: Simplify right side
    73,185.48x = 4,176,502,115.79
  5. Step 5: Solve for x
    x = 4,176,502,115.79/73,185.48
  6. Step 6: Final answer
    x = 57,067.36

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1.5x scale

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.