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Finding the Fourth Proportional to 58,873.77, 81,244 and 33,382.47

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Solution

The fourth proportional to 58,873.77, 81,244 and 33,382.47 is: 46,066.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,873.77 : 81,244 = 33,382.47 : x
  2. Step 2: Convert to fraction form
    58,873.77/81,244 = 33,382.47/x
  3. Step 3: Cross multiply
    58,873.77x = 81,244 × 33,382.47
  4. Step 4: Simplify right side
    58,873.77x = 2,712,125,392.68
  5. Step 5: Solve for x
    x = 2,712,125,392.68/58,873.77
  6. Step 6: Final answer
    x = 46,066.79

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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.