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Finding the Fourth Proportional to 179,617.77, 269,416.89 and 54,958.77

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Solution

The fourth proportional to 179,617.77, 269,416.89 and 54,958.77 is: 82,435.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,617.77 : 269,416.89 = 54,958.77 : x
  2. Step 2: Convert to fraction form
    179,617.77/269,416.89 = 54,958.77/x
  3. Step 3: Cross multiply
    179,617.77x = 269,416.89 × 54,958.77
  4. Step 4: Simplify right side
    179,617.77x = 14,806,820,891.63
  5. Step 5: Solve for x
    x = 14,806,820,891.63/179,617.77
  6. Step 6: Final answer
    x = 82,435.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.