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Finding the Fourth Proportional to 58,944.36, 81,334.08 and 33,789

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Solution

The fourth proportional to 58,944.36, 81,334.08 and 33,789 is: 46,623.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,944.36 : 81,334.08 = 33,789 : x
  2. Step 2: Convert to fraction form
    58,944.36/81,334.08 = 33,789/x
  3. Step 3: Cross multiply
    58,944.36x = 81,334.08 × 33,789
  4. Step 4: Simplify right side
    58,944.36x = 2,748,197,229.12
  5. Step 5: Solve for x
    x = 2,748,197,229.12/58,944.36
  6. Step 6: Final answer
    x = 46,623.58

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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.