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Finding the Fourth Proportional to 73,023.92, 100,774.16 and 41,193.44

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Solution

The fourth proportional to 73,023.92, 100,774.16 and 41,193.44 is: 56,847.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,023.92 : 100,774.16 = 41,193.44 : x
  2. Step 2: Convert to fraction form
    73,023.92/100,774.16 = 41,193.44/x
  3. Step 3: Cross multiply
    73,023.92x = 100,774.16 × 41,193.44
  4. Step 4: Simplify right side
    73,023.92x = 4,151,234,313.51
  5. Step 5: Solve for x
    x = 4,151,234,313.51/73,023.92
  6. Step 6: Final answer
    x = 56,847.60

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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.