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Finding the Fourth Proportional to 73,015.72, 100,753.14 and 41,182.72

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Solution

The fourth proportional to 73,015.72, 100,753.14 and 41,182.72 is: 56,827.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,015.72 : 100,753.14 = 41,182.72 : x
  2. Step 2: Convert to fraction form
    73,015.72/100,753.14 = 41,182.72/x
  3. Step 3: Cross multiply
    73,015.72x = 100,753.14 × 41,182.72
  4. Step 4: Simplify right side
    73,015.72x = 4,149,288,353.74
  5. Step 5: Solve for x
    x = 4,149,288,353.74/73,015.72
  6. Step 6: Final answer
    x = 56,827.33

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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.