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Finding the Fourth Proportional to 73,277.96, 101,106.78 and 41,439.92

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Solution

The fourth proportional to 73,277.96, 101,106.78 and 41,439.92 is: 57,177.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,277.96 : 101,106.78 = 41,439.92 : x
  2. Step 2: Convert to fraction form
    73,277.96/101,106.78 = 41,439.92/x
  3. Step 3: Cross multiply
    73,277.96x = 101,106.78 × 41,439.92
  4. Step 4: Simplify right side
    73,277.96x = 4,189,856,874.66
  5. Step 5: Solve for x
    x = 4,189,856,874.66/73,277.96
  6. Step 6: Final answer
    x = 57,177.59

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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.