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Finding the Fourth Proportional to 57,566.62, 86,216.10 and 55,571.14

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Solution

The fourth proportional to 57,566.62, 86,216.10 and 55,571.14 is: 83,227.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,566.62 : 86,216.10 = 55,571.14 : x
  2. Step 2: Convert to fraction form
    57,566.62/86,216.10 = 55,571.14/x
  3. Step 3: Cross multiply
    57,566.62x = 86,216.10 × 55,571.14
  4. Step 4: Simplify right side
    57,566.62x = 4,791,126,963.35
  5. Step 5: Solve for x
    x = 4,791,126,963.35/57,566.62
  6. Step 6: Final answer
    x = 83,227.52

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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.