Home / 73,109.27-100,879.38-41,277.49

Finding the Fourth Proportional to 73,109.27, 100,879.38 and 41,277.49

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Solution

The fourth proportional to 73,109.27, 100,879.38 and 41,277.49 is: 56,956.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,109.27 : 100,879.38 = 41,277.49 : x
  2. Step 2: Convert to fraction form
    73,109.27/100,879.38 = 41,277.49/x
  3. Step 3: Cross multiply
    73,109.27x = 100,879.38 × 41,277.49
  4. Step 4: Simplify right side
    73,109.27x = 4,164,047,346.96
  5. Step 5: Solve for x
    x = 4,164,047,346.96/73,109.27
  6. Step 6: Final answer
    x = 56,956.49

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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.