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Finding the Fourth Proportional to 79,847.82, 110,185.92 and 45,832.68

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Solution

The fourth proportional to 79,847.82, 110,185.92 and 45,832.68 is: 63,246.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,847.82 : 110,185.92 = 45,832.68 : x
  2. Step 2: Convert to fraction form
    79,847.82/110,185.92 = 45,832.68/x
  3. Step 3: Cross multiply
    79,847.82x = 110,185.92 × 45,832.68
  4. Step 4: Simplify right side
    79,847.82x = 5,050,116,011.87
  5. Step 5: Solve for x
    x = 5,050,116,011.87/79,847.82
  6. Step 6: Final answer
    x = 63,246.76

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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.