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Finding the Fourth Proportional to 57,477.66, 86,242.41 and 26,321.82

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Solution

The fourth proportional to 57,477.66, 86,242.41 and 26,321.82 is: 39,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,477.66 : 86,242.41 = 26,321.82 : x
  2. Step 2: Convert to fraction form
    57,477.66/86,242.41 = 26,321.82/x
  3. Step 3: Cross multiply
    57,477.66x = 86,242.41 × 26,321.82
  4. Step 4: Simplify right side
    57,477.66x = 2,270,057,192.39
  5. Step 5: Solve for x
    x = 2,270,057,192.39/57,477.66
  6. Step 6: Final answer
    x = 39,494.60

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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.