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Finding the Fourth Proportional to 58,745.12, 81,066.84 and 33,593

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Solution

The fourth proportional to 58,745.12, 81,066.84 and 33,593 is: 46,357.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,745.12 : 81,066.84 = 33,593 : x
  2. Step 2: Convert to fraction form
    58,745.12/81,066.84 = 33,593/x
  3. Step 3: Cross multiply
    58,745.12x = 81,066.84 × 33,593
  4. Step 4: Simplify right side
    58,745.12x = 2,723,278,356.12
  5. Step 5: Solve for x
    x = 2,723,278,356.12/58,745.12
  6. Step 6: Final answer
    x = 46,357.52

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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.