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Finding the Fourth Proportional to 73,279.96, 101,109.54 and 41,441.92

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Solution

The fourth proportional to 73,279.96, 101,109.54 and 41,441.92 is: 57,180.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,279.96 : 101,109.54 = 41,441.92 : x
  2. Step 2: Convert to fraction form
    73,279.96/101,109.54 = 41,441.92/x
  3. Step 3: Cross multiply
    73,279.96x = 101,109.54 × 41,441.92
  4. Step 4: Simplify right side
    73,279.96x = 4,190,173,467.92
  5. Step 5: Solve for x
    x = 4,190,173,467.92/73,279.96
  6. Step 6: Final answer
    x = 57,180.35

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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.