Home / 56,083.56-77,395.24-30,933.04

Finding the Fourth Proportional to 56,083.56, 77,395.24 and 30,933.04

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Solution

The fourth proportional to 56,083.56, 77,395.24 and 30,933.04 is: 42,687.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,083.56 : 77,395.24 = 30,933.04 : x
  2. Step 2: Convert to fraction form
    56,083.56/77,395.24 = 30,933.04/x
  3. Step 3: Cross multiply
    56,083.56x = 77,395.24 × 30,933.04
  4. Step 4: Simplify right side
    56,083.56x = 2,394,070,054.73
  5. Step 5: Solve for x
    x = 2,394,070,054.73/56,083.56
  6. Step 6: Final answer
    x = 42,687.56

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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.