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Finding the Fourth Proportional to 56,643.52, 84,836.04 and 27,082.48

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Solution

The fourth proportional to 56,643.52, 84,836.04 and 27,082.48 is: 40,561.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,643.52 : 84,836.04 = 27,082.48 : x
  2. Step 2: Convert to fraction form
    56,643.52/84,836.04 = 27,082.48/x
  3. Step 3: Cross multiply
    56,643.52x = 84,836.04 × 27,082.48
  4. Step 4: Simplify right side
    56,643.52x = 2,297,570,356.58
  5. Step 5: Solve for x
    x = 2,297,570,356.58/56,643.52
  6. Step 6: Final answer
    x = 40,561.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.