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Finding the Fourth Proportional to 58,175.56, 80,286.42 and 33,026.68

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Solution

The fourth proportional to 58,175.56, 80,286.42 and 33,026.68 is: 45,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,175.56 : 80,286.42 = 33,026.68 : x
  2. Step 2: Convert to fraction form
    58,175.56/80,286.42 = 33,026.68/x
  3. Step 3: Cross multiply
    58,175.56x = 80,286.42 × 33,026.68
  4. Step 4: Simplify right side
    58,175.56x = 2,651,593,901.69
  5. Step 5: Solve for x
    x = 2,651,593,901.69/58,175.56
  6. Step 6: Final answer
    x = 45,579.17

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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.